{"product_id":"t38-threaded-extension-drill-rod","title":"T38 Threaded Extension Drill Rod — Top Hammer Rod for Underground \u0026 Surface Drilling","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe T38 threaded extension drill rod is for medium top hammer drilling in underground mining, tunneling, and quarrying. T38 rope thread connections with central flushing hole. Available in 3050, 3660, 4270, 4880 mm lengths. Case-hardened alloy steel. Connect rods end-to-end via T38 coupling sleeves to form drill strings for 64-89mm holes.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUnderground mining: production blast holes 64-89mm\u003c\/li\u003e\n\u003cli\u003eTunneling: advance drilling in medium-hard rock\u003c\/li\u003e\n\u003cli\u003eQuarrying: bench drilling with T38 top hammer rigs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRequest a Quotation\u003c\/h2\u003e\u003cp\u003eProvide your drill rig model, hole diameter\/depth, and rock type. We recommend rod length and quantity with a quotation within one working day.\u003c\/p\u003e","brand":"PerfoMax","offers":[{"title":"3660 mm","offer_id":45660931195087,"sku":"PFM-T38-ROD-3660","price":0.0,"currency_code":"CNY","in_stock":true},{"title":"4270 mm","offer_id":45660931227855,"sku":"PFM-T38-ROD-4270","price":0.0,"currency_code":"CNY","in_stock":true},{"title":"4880 mm","offer_id":45660931260623,"sku":"PFM-T38-ROD-4880","price":0.0,"currency_code":"CNY","in_stock":true},{"title":"3050 mm","offer_id":45660942500047,"sku":"PFM-T38-ROD-3050","price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9308\/9999\/files\/Aaedb8bfe44c9432494bcaef488e44b1fb.webp?v=1785295927","url":"https:\/\/perfomaxdrill.com\/products\/t38-threaded-extension-drill-rod","provider":" PerfoMax","version":"1.0","type":"link"}