{"title":"Top Hammer Drill Rods","description":"\u003cdiv class=\"perfomax-collection-content\" data-page-owner=\"top-hammer-drill-rods\"\u003e\n  \u003cp\u003eTop hammer drill rods carry impact energy, rotation and feed force from the rock drill through the drill string to the bit. This collection is the commercial entry point for PerfoMax’s current R32, T38, T45 and T51 threaded rod references. Use it to select the correct product page and prepare a complete inquiry. Thread name alone does not prove that a rod matches a shank adapter, coupling, bit or existing drill string, so the final supply must follow the confirmed interfaces and written quotation.\u003c\/p\u003e\n\n  \u003ch2\u003eChoose by thread system\u003c\/h2\u003e\n  \u003cdiv class=\"table-wrapper\" style=\"max-width:100%; overflow-x:auto; -webkit-overflow-scrolling:touch;\"\u003e\n    \u003ctable style=\"min-width:760px; width:100%;\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"col\"\u003eThread reference\u003c\/th\u003e\n          \u003cth scope=\"col\"\u003eCurrent PerfoMax page\u003c\/th\u003e\n          \u003cth scope=\"col\"\u003eConfirm before quotation\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\"\u003eR32\u003c\/th\u003e\n          \u003ctd\u003e\u003ca href=\"\/products\/r32-drill-rod-selection-length-body-end-type\"\u003eR32 drill rod selection\u003c\/a\u003e\u003c\/td\u003e\n          \u003ctd\u003eRod form, body profile, end type, length, shank adapter, coupling, bit and flushing passage\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\"\u003eT38\u003c\/th\u003e\n          \u003ctd\u003e\u003ca href=\"\/products\/t38-extension-drill-rods-3050-4880mm\"\u003eT38 extension drill rods\u003c\/a\u003e\u003c\/td\u003e\n          \u003ctd\u003eMale–male or other required end arrangement, length, rod body, matching coupling and bit\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\"\u003eT45\u003c\/th\u003e\n          \u003ctd\u003e\u003ca href=\"\/products\/t45-extension-drill-rods-3050-4880mm\"\u003eT45 extension drill rods\u003c\/a\u003e\u003c\/td\u003e\n          \u003ctd\u003eEnd arrangement, length, rod body, shank-adapter thread, coupling, bit and rig information\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\"\u003eT51\u003c\/th\u003e\n          \u003ctd\u003e\u003ca href=\"\/products\/t51-threaded-drill-rod\"\u003eT51 threaded drill rod\u003c\/a\u003e\u003c\/td\u003e\n          \u003ctd\u003eExact rod architecture, length, complete mating interfaces, hole requirement and existing string details\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp\u003e\u003csmall\u003eThe four thread labels organize the available pages; they do not mean the products are mutually interchangeable.\u003c\/small\u003e\u003c\/p\u003e\n\n  \u003ch2\u003eConfirm the rod architecture\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnd arrangement:\u003c\/strong\u003e state whether the required rod is male–male, male–female or another controlled configuration. Do not infer it from the thread family.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRod body:\u003c\/strong\u003e provide the required body profile and outside dimensions, or send the existing rod drawing and clear measurements.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e give the working length and the measurement basis. Similar nominal descriptions can refer to different overall or effective lengths.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFlushing passage:\u003c\/strong\u003e confirm the flushing method and internal passage requirement for the complete drill string.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReplacement evidence:\u003c\/strong\u003e send markings and clear photos of both ends, the body and all mating components when replacing an existing rod.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eMatch the complete top hammer drill string\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRock drill and shank adapter:\u003c\/strong\u003e identify the rig, drifter and complete shank-adapter reference.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDrill rod:\u003c\/strong\u003e confirm thread, end arrangement, body profile and length.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCoupling:\u003c\/strong\u003e verify the matching thread and coupling design where a separate coupling is used. See the \u003ca href=\"\/products\/r32-coupling-sleeve\"\u003eR32 coupling sleeve page\u003c\/a\u003e for the current R32 reference.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBit:\u003c\/strong\u003e confirm the mating thread, target diameter, face, buttons and flushing arrangement. Browse \u003ca href=\"\/collections\/drill-bits\"\u003edrill bits\u003c\/a\u003e without assuming that any thread label alone confirms the full match.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e provide hole diameter and depth, rock condition, drilling method and the current failure or wear issue if applicable.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch2\u003eTop hammer rods, tapered rods and DTH pipe are different systems\u003c\/h2\u003e\n  \u003cp\u003eThis page covers threaded rods for top hammer drilling. For an H22 tapered drill-steel requirement, use the \u003ca href=\"\/products\/h22x108mm-11-degree-tapered-drill-rod\"\u003eH22 tapered drill rod page\u003c\/a\u003e. For a down-the-hole system, start from \u003ca href=\"\/collections\/dth-tools\"\u003eDTH Tools\u003c\/a\u003e. To compare all current rod families from one level above, return to \u003ca href=\"\/collections\/drill-rods\"\u003eDrill Rods\u003c\/a\u003e.\u003c\/p\u003e\n\n  \u003ch2\u003eInformation required for a matched RFQ\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eNew drill string, replacement rod or mixed supply requirement.\u003c\/li\u003e\n    \u003cli\u003eRig and drifter model, shank-adapter model and markings.\u003c\/li\u003e\n    \u003cli\u003eThread family, male–male or male–female form, rod body and required length.\u003c\/li\u003e\n    \u003cli\u003eExisting coupling and bit references, with interface photos or drawings where possible.\u003c\/li\u003e\n    \u003cli\u003eTarget hole diameter and depth, rock condition and flushing method.\u003c\/li\u003e\n    \u003cli\u003eQuantity, destination, inspection documents, packing requirement and delivery window.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003ca href=\"\/pages\/request-a-quote?inquiry_type=collection\u0026amp;product=Top%20Hammer%20Drill%20Rods\u0026amp;source=top-hammer-drill-rods-collection#rfq-form\"\u003e\u003cstrong\u003eSend your top hammer drill rod requirement for review\u003c\/strong\u003e\u003c\/a\u003e. PerfoMax will identify any missing interface information before confirming the supply scope.\u003c\/p\u003e\n\n  \u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n  \u003ch3\u003eAre R32, T38, T45 and T51 drill rods interchangeable?\u003c\/h3\u003e\n  \u003cp\u003eNo. They are different thread references, and a complete match also depends on the shank adapter, rod architecture, coupling, bit and operating system.\u003c\/p\u003e\n\n  \u003ch3\u003eIs an extension rod the same as an MF rod?\u003c\/h3\u003e\n  \u003cp\u003eNot automatically. “Extension rod” describes how rods extend a drill string, while the end arrangement still needs to be confirmed. State whether the required product is male–male, male–female or another specified form.\u003c\/p\u003e\n\n  \u003ch3\u003eCan I order from thread and length only?\u003c\/h3\u003e\n  \u003cp\u003eThose two fields are not enough for a reliable replacement. Confirm the end arrangement, body profile, mating components and measurement basis, or provide an approved drawing.\u003c\/p\u003e\n\n  \u003ch3\u003eAre the coupling and bit included with the rod?\u003c\/h3\u003e\n  \u003cp\u003eOnly when the written quotation lists them. Treat the rod, coupling, shank adapter and bit as separate supply items unless a complete package is explicitly confirmed.\u003c\/p\u003e\n\n  \u003ch2\u003eRelated selection guides\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/r32-vs-t38-top-hammer-thread-compatibility\"\u003eR32 vs T38 Top Hammer Thread Compatibility\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-vs-t45-drill-rod-selection-guide\"\u003eT38 vs T45 Drill Rod Selection\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/identify-r32-t38-t45-top-hammer-threads\"\u003eIdentify R32, T38 and T45 Top Hammer Threads\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/top-hammer-drill-rod-pre-shipment-inspection\"\u003eTop Hammer Drill Rod Pre-Shipment Inspection\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","products":[{"product_id":"r32-drill-rod-selection-length-body-end-type","title":"R32 Drill Rod Selection — Length, Body and End Type","description":"\u003cdiv class=\"perfomax-product-content\"\u003e\n\u003cp\u003eThis is an R32 drill-rod selection page. R32 thread alone does not define the rod length, body profile, flushing passage or end configuration.\u003c\/p\u003e\n\u003ch2\u003eWhat is confirmed on this page\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThread family: R32\u003c\/li\u003e\n\u003cli\u003eFinal rod must be specified by length × body × end type\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConfirm before quotation or substitution\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMale\/male extension rod or male\/female speed rod\u003c\/li\u003e\n\u003cli\u003eLength basis and tolerance\u003c\/li\u003e\n\u003cli\u003eHex\/round body and diameter\u003c\/li\u003e\n\u003cli\u003eFlushing-hole diameter, weight and coupling\u003c\/li\u003e\n\u003cli\u003eSupplier name and controlled drawing or data-sheet revision\u003c\/li\u003e\n\u003cli\u003eExact model, interface and ordered configuration\u003c\/li\u003e\n\u003cli\u003ePer-variant dimensions, tolerance and unit weight\u003c\/li\u003e\n\u003cli\u003eInspection scope, packaging, origin, HS classification and commercial terms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety and operating boundary\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse the correct coupling only for male\/male rods\u003c\/li\u003e\n\u003cli\u003eCheck thread wear, straightness and flushing before installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuotation basis\u003c\/h2\u003e\n\u003cp\u003eThe written quotation and its attached drawing\/data sheet control the supplied configuration. Website images and reference figures do not replace that document.\u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003eTechnical review basis: \u003ca href=\"https:\/\/www.epiroc.com\/content\/dam\/epiroc\/rock-drilling-tools\/documents\/Tophammer%20product%20catalog.pdf\" rel=\"nofollow noopener\" target=\"_blank\"\u003esource 1\u003c\/a\u003e. These sources are used to check industry terminology and ranges; they do not identify the final supplier batch.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"pm-commercial-guide-links\" data-pm-seo-commercial-guides=\"v1\" aria-labelledby=\"pm-product-guides-heading\"\u003e\n  \u003ch2 id=\"pm-product-guides-heading\"\u003eSelection \u0026amp; Technical Guides\u003c\/h2\u003e\n  \u003cp\u003eUse these guides to confirm compatibility, operating inputs, inspection points, and RFQ details before ordering this product.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/r32-extension-rod-vs-speed-rod-male-female\"\u003eR32 Extension Rod vs Speed Rod: Male\/Male vs Male\/Female Selection Guide\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/r32-vs-t38-top-hammer-thread-compatibility\"\u003eR32 vs T38 Top Hammer Threads: Compatibility and Upgrade Guide\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/identify-r32-t38-t45-top-hammer-threads\"\u003eHow to Identify R32, T38, and T45 Top Hammer Threads Before Ordering Replacement Rods\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/top-hammer-drill-string-components-anatomy\"\u003eTop Hammer Drill String Anatomy: Shank Adapter, Rod, Coupling, Bit, and Energy Path\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/top-hammer-drill-rod-pre-shipment-inspection\"\u003eTop Hammer Drill Rod Pre-Shipment Inspection: Thread, Straightness, Surface, and Packing Checklist\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n","brand":"PerfoMax","offers":[{"title":"Default Title","offer_id":45648314892495,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/files\/threaded-rod-main.webp?v=1785199244"},{"product_id":"t38-extension-drill-rods-3050-4880mm","title":"T38 Extension Drill Rods, 3050–4880 mm","description":"\u003cdiv class=\"perfomax-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eT38 male–male extension-rod configuration inquiry.\u003c\/strong\u003e This page is limited to the MM end style and four length references. It does not represent an MF speed rod or a complete orderable rod configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration identity:\u003c\/strong\u003e the length codes on this page are inquiry references for T38 male–male extension rods, not complete orderable SKUs. Confirm the overall or effective length basis, rod body, flushing bore, matching T38 shank adapter, coupling and bit, and controlled drawing revision before technical approval. An MF speed rod is a separate configuration and must receive a different approved configuration ID rather than reuse a length code from this page.\u003c\/p\u003e\n\u003ch2\u003eCurrent inquiry references\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T38-ROD-3050\u003c\/th\u003e\n\u003ctd\u003e3050 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T38-ROD-3660\u003c\/th\u003e\n\u003ctd\u003e3660 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T38-ROD-4270\u003c\/th\u003e\n\u003ctd\u003e4270 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T38-ROD-4880\u003c\/th\u003e\n\u003ctd\u003e4880 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInformation to confirm\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRig or rock-drill model and matching T38 shank adapter.\u003c\/li\u003e\n\u003cli\u003eMM end style, overall or effective length basis and rod-body requirement.\u003c\/li\u003e\n\u003cli\u003eFlushing bore or an engineering-proposal-required state.\u003c\/li\u003e\n\u003cli\u003eMatching T38 coupling and bit.\u003c\/li\u003e\n\u003cli\u003eCurrent drawing, measurements or replacement-part photos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMF request boundary\u003c\/h2\u003e\n\u003cp\u003eIf an MF speed rod is requested, the current MM length code must be cleared from the proposed order identity. The MF request must enter a separate configuration review and receive its own approved configuration ID.\u003c\/p\u003e\n\u003ch2\u003eEngineering and quotation outputs\u003c\/h2\u003e\n\u003cp\u003eBefore technical approval, the controlled drawing must return the end style, length basis, rod body, flushing bore, matching shank adapter, coupling, bit, mass, tolerance and drawing revision. Buyer uncertainty may enter an inquiry but must not be converted into a guessed supplied value. Every technically approved T38 MM configuration must receive its own approved configuration ID; the current length reference must not be the sole order identity.\u003c\/p\u003e\n\u003ch2\u003eInspection and NDT boundary\u003c\/h2\u003e\n\u003cp\u003eNDT is not included by default. If an NDT requirement is requested and expressly accepted in the written quotation, the method, applicable standard and edition, inspected quantity or batch scope, acceptance criteria or level, report requirement and lot traceability must be stated. This inquiry page does not promise an NDT method or batch coverage.\u003c\/p\u003e\n\u003csection class=\"pm-commercial-guide-links\" data-pm-seo-commercial-guides=\"v1\" aria-labelledby=\"pm-product-guides-heading\"\u003e\n\u003ch2 id=\"pm-product-guides-heading\"\u003eSelection \u0026amp; Technical Guides\u003c\/h2\u003e\n\u003cp\u003eUse these guides to prepare rod-string questions; the controlled quotation drawing defines the supplied configuration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-drill-rod-length-selection-guide\"\u003eT38 Drill Rod Length Guide: How to Choose 3050, 3660, 4270, or 4880 mm\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-vs-t45-drill-rod-selection-guide\"\u003eT38 vs T45 Drill Rods: How to Choose the Right Thread for Top Hammer Drilling\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-vs-t45-top-hammer-thread-selection\"\u003eT38 vs T45 Top Hammer Threads: Compatibility and Selection Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/identify-r32-t38-t45-top-hammer-threads\"\u003eHow to Identify R32, T38, and T45 Top Hammer Threads Before Ordering Replacement Rods\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/top-hammer-drill-rod-pre-shipment-inspection\"\u003eTop Hammer Drill Rod Pre-Shipment Inspection: Thread, Straightness, Surface, and Packing Checklist\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"PerfoMax","offers":[{"title":"3660 mm","offer_id":45660931195087,"sku":"PFM-T38-ROD-3660","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"4270 mm","offer_id":45660931227855,"sku":"PFM-T38-ROD-4270","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"4880 mm","offer_id":45660931260623,"sku":"PFM-T38-ROD-4880","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"3050 mm","offer_id":45660942500047,"sku":"PFM-T38-ROD-3050","price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/files\/Aaedb8bfe44c9432494bcaef488e44b1fb.webp?v=1785295927"},{"product_id":"t45-extension-drill-rods-3050-4880mm","title":"T45 Extension Drill Rods, 3050–4880 mm","description":"\u003cdiv class=\"perfomax-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eT45 male–male extension-rod configuration inquiry.\u003c\/strong\u003e This page is limited to the MM end style and four length references. It does not represent an MF speed rod or a complete orderable rod configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration identity:\u003c\/strong\u003e the length codes on this page are inquiry references for T45 male–male extension rods, not complete orderable SKUs. Confirm the overall or effective length basis, rod body, flushing bore, matching T45 shank adapter, coupling and bit, and controlled drawing revision before technical approval. An MF speed rod is a separate configuration and must receive a different approved configuration ID rather than reuse a length code from this page.\u003c\/p\u003e\n\u003ch2\u003eCurrent inquiry references\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T45-ROD-3050\u003c\/th\u003e\n\u003ctd\u003e3050 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T45-ROD-3660\u003c\/th\u003e\n\u003ctd\u003e3660 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T45-ROD-4270\u003c\/th\u003e\n\u003ctd\u003e4270 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePFM-T45-ROD-4880\u003c\/th\u003e\n\u003ctd\u003e4880 mm inquiry length; MM end style only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInformation to confirm\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRig or rock-drill model and matching T45 shank adapter.\u003c\/li\u003e\n\u003cli\u003eMM end style, overall or effective length basis and rod-body requirement.\u003c\/li\u003e\n\u003cli\u003eFlushing bore or an engineering-proposal-required state.\u003c\/li\u003e\n\u003cli\u003eMatching T45 coupling and bit.\u003c\/li\u003e\n\u003cli\u003eCurrent drawing, measurements or replacement-part photos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMF request boundary\u003c\/h2\u003e\n\u003cp\u003eIf an MF speed rod is requested, the current MM length code must be cleared from the proposed order identity. The MF request must enter a separate configuration review and receive its own approved configuration ID.\u003c\/p\u003e\n\u003ch2\u003eEngineering and quotation outputs\u003c\/h2\u003e\n\u003cp\u003eBefore technical approval, the controlled drawing must return the end style, length basis, rod body, flushing bore, matching shank adapter, coupling, bit, mass, tolerance and drawing revision. Buyer uncertainty may enter an inquiry but must not be converted into a guessed supplied value. Every technically approved T45 MM configuration must receive its own approved configuration ID; the current length reference must not be the sole order identity.\u003c\/p\u003e\n\u003ch2\u003eInspection and NDT boundary\u003c\/h2\u003e\n\u003cp\u003eNDT is not included by default. If an NDT requirement is requested and expressly accepted in the written quotation, the method, applicable standard and edition, inspected quantity or batch scope, acceptance criteria or level, report requirement and lot traceability must be stated. This inquiry page does not promise an NDT method or batch coverage.\u003c\/p\u003e\n\u003csection class=\"pm-commercial-guide-links\" data-pm-seo-commercial-guides=\"v1\" aria-labelledby=\"pm-product-guides-heading\"\u003e\n\u003ch2 id=\"pm-product-guides-heading\"\u003eSelection \u0026amp; Technical Guides\u003c\/h2\u003e\n\u003cp\u003eUse these guides to prepare rod-string questions; the controlled quotation drawing defines the supplied configuration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t45-extension-rod-vs-mf-speed-rod\"\u003eT45 Extension Rod vs MF Speed Rod: Male-Male vs Male-Female Selection Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-vs-t45-drill-rod-selection-guide\"\u003eT38 vs T45 Drill Rods: How to Choose the Right Thread for Top Hammer Drilling\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/t38-vs-t45-top-hammer-thread-selection\"\u003eT38 vs T45 Top Hammer Threads: Compatibility and Selection Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/identify-r32-t38-t45-top-hammer-threads\"\u003eHow to Identify R32, T38, and T45 Top Hammer Threads Before Ordering Replacement Rods\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/technical-guides\/top-hammer-drill-rod-pre-shipment-inspection\"\u003eTop Hammer Drill Rod Pre-Shipment Inspection: Thread, Straightness, Surface, and Packing Checklist\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"PerfoMax","offers":[{"title":"3660 mm","offer_id":45660931293391,"sku":"PFM-T45-ROD-3660","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"4270 mm","offer_id":45660931326159,"sku":"PFM-T45-ROD-4270","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"4880 mm","offer_id":45660931358927,"sku":"PFM-T45-ROD-4880","price":0.0,"currency_code":"CNY","in_stock":false},{"title":"3050 mm","offer_id":45660942532815,"sku":"PFM-T45-ROD-3050","price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/files\/A410fa880673f4220bd0851be20e549bec.webp?v=1785295934"},{"product_id":"t51-threaded-drill-rod","title":"T51 Threaded Drill Rod","description":"\u003cdiv class=\"perfomax-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eT51 Threaded Drill Rod\u003c\/strong\u003e is a top-hammer drill-string component for transmitting impact, rotation and feed force between the drilling machine side and the rock-contact tooling. This page is locked to the T51 thread system. Because the current governance record does not yet lock one exact rod form, length or end arrangement, configuration-sensitive dimensions are controlled by the written quotation rather than inferred from the model name alone.\u003c\/p\u003e\n\u003ch2\u003eWhy buyers choose the T51 system\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStandardized T51 thread system used in heavy top-hammer drill strings.\u003c\/li\u003e\n\u003cli\u003eManufacturer catalogs show both extension-rod and MF\/Speedrod forms for T51 drilling systems.\u003c\/li\u003e\n\u003cli\u003eCommonly applied in bench, production, mining, quarry and long-hole drilling workflows.\u003c\/li\u003e\n\u003cli\u003eOrdering can be controlled by rod form, length, end arrangement and matching T51 drill-string components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConfirmed product facts and catalog references\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ thread system\u003c\/th\u003e\n\u003ctd\u003eT51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool category\u003c\/th\u003e\n\u003ctd\u003eThreaded top-hammer drill rod\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommon catalog rod forms\u003c\/th\u003e\n\u003ctd\u003eExtension rod and MF \/ Speedrod forms; confirm the required supplied form\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommon T51 catalog body reference\u003c\/th\u003e\n\u003ctd\u003eRound 52 mm section is widely listed for T51 extension and MF rods; confirm the ordered configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommon T51 catalog flushing-bore reference\u003c\/th\u003e\n\u003ctd\u003e21.5 mm is widely listed in major T51 catalogs; confirm the ordered configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003eMultiple catalog lengths exist; final length is quotation-controlled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection arrangement\u003c\/th\u003e\n\u003ctd\u003eDepends on extension-rod versus MF\/Speedrod form and the matched T51 drill string\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMatching components\u003c\/th\u003e\n\u003ctd\u003eConfirm T51 shank adapter, coupling arrangement and drill bit before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003csmall\u003eSandvik, Epiroc and Good Drill all publish T51 round-52 rod configurations, while catalog lengths and rod forms vary. The 52 mm section and 21.5 mm flushing bore shown above are reference characteristics of common T51 configurations, not a substitute for the final PerfoMax quotation or drawing.\u003c\/small\u003e\u003c\/p\u003e\n\u003ch2\u003eTypical applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBench and production drilling in mines and quarries\u003c\/li\u003e\n\u003cli\u003eBlast-hole and long-hole extension drilling\u003c\/li\u003e\n\u003cli\u003eUnderground and tunneling drilling where a T51 top-hammer string is specified\u003c\/li\u003e\n\u003cli\u003eConstruction, anchoring and rock-excavation work where the drilling system is engineered around T51 tooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility and ordering checks\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that the complete drill string is based on the T51 thread system; do not substitute T45, T60 or another thread family by appearance.\u003c\/li\u003e\n\u003cli\u003eConfirm whether the required rod is an extension rod, MF\/Speedrod or another T51 rod form.\u003c\/li\u003e\n\u003cli\u003eConfirm rod length, body section, end arrangement and any coupling-sleeve requirement.\u003c\/li\u003e\n\u003cli\u003eConfirm the matching shank adapter \/ drifter-side connection and the T51 drill bit used at the rock end.\u003c\/li\u003e\n\u003cli\u003eProvide drill rig or drifter model, application, hole requirement and current drill-string details when compatibility is critical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSupply scope\u003c\/h2\u003e\n\u003cp\u003eA T51 drill rod, coupling sleeve, shank adapter, drill bit and other drill-string components should not be assumed to be bundled together. The final quotation should itemize the exact rod form, quantity, length, coupling requirement, matching tooling and any requested accessories.\u003c\/p\u003e\n\u003ch2\u003eQuality and inspection\u003c\/h2\u003e\n\u003cp\u003eFor procurement and pre-shipment control, specify the required thread system and rod form, then verify thread condition, straightness, overall length, rod-body section, flushing passage, markings and surface condition. Where required, request material or heat-treatment documentation, dimensional inspection records and batch traceability in the purchase specification. Compatibility should be checked against the mating T51 components before field use.\u003c\/p\u003e\n\u003ch2\u003eMOQ, lead time and packaging\u003c\/h2\u003e\n\u003cp\u003eMOQ and lead time are confirmed in the written quotation. Packaging should be agreed according to rod length, shipment method and corrosion-protection requirements. Bundle configuration, end protection, shipping marks and any coupling or accessory packing should be listed in the final order documents.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat does T51 mean on a drill rod?\u003c\/h3\u003e\n\u003cp\u003eT51 identifies the thread system used to connect compatible top-hammer drill-string components. It does not by itself define one unique rod length, weight or rod form.\u003c\/p\u003e\n\u003ch3\u003eIs every T51 drill rod the same size?\u003c\/h3\u003e\n\u003cp\u003eNo. Major manufacturer catalogs show multiple T51 rod forms and lengths. A round 52 mm body with a 21.5 mm flushing bore is a common catalog configuration, but the exact supplied rod must still be confirmed in the quotation.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between a T51 extension rod and an MF\/Speedrod?\u003c\/h3\u003e\n\u003cp\u003eThey are different rod forms within the T51 system. Extension rods and MF\/Speedrods use different end and coupling arrangements, so the required form must be selected against the existing drill string rather than inferred only from the T51 thread name.\u003c\/p\u003e\n\u003ch3\u003eCan a T51 rod be used with a T45 or T60 bit?\u003c\/h3\u003e\n\u003cp\u003eNot by direct thread matching. The rod, coupling and bit interfaces must be engineered as one compatible drill string. Confirm every mating thread before ordering or substituting tooling.\u003c\/p\u003e\n\u003ch3\u003eWhich drilling jobs commonly use T51 rods?\u003c\/h3\u003e\n\u003cp\u003eT51 rods are commonly found in heavier top-hammer bench, production, quarry, mining and long-hole drilling systems. The final selection still depends on the drill rig, drifter, hole requirement and site conditions.\u003c\/p\u003e\n\u003ch3\u003eWhat information should I send for a T51 rod quotation?\u003c\/h3\u003e\n\u003cp\u003eSend the required rod form, T51 thread confirmation, length, quantity, drill rig or drifter model if available, current shank adapter\/coupling\/bit details, application and destination. Photos or drawings of the existing drill string are useful when replacement compatibility must be verified.\u003c\/p\u003e\n\u003ch2\u003eRelated products and RFQ\u003c\/h2\u003e\n\u003cp\u003eBrowse the current \u003ca href=\"\/collections\/drill-rods\"\u003eDrill Rods\u003c\/a\u003e range and \u003ca href=\"\/collections\/drill-bits\"\u003eDrill Bits\u003c\/a\u003e, or \u003ca href=\"\/pages\/request-a-quote\"\u003erequest a configuration-matched quotation\u003c\/a\u003e. For T51 replacements, include the existing rod form, length and mating tooling so the supply scope can be checked before order.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"PerfoMax","offers":[{"title":"Default Title","offer_id":45757138305231,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/files\/perfomax-t51-white-bg-v1.jpg?v=1787407671"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/collections\/Ac592b86925334d86a03c22454de84f29f.webp?v=1788435289","url":"https:\/\/perfomaxdrill.com\/collections\/top-hammer-drill-rods.oembed","provider":" PerfoMax","version":"1.0","type":"link"}