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China, Chinese T38 T45 T51 Gt60 1220, 3050, 3660, 4270 Extension Drill Rod1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill Rod305036604270 Extension Drill RodT38 RodT38 Drill Rod
Liaocheng Kaituo Construction Machinery Co., Ltd.
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Product Description Rock Drilling Tools Extention MF Rod Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water or air during drilling. And the threads can be used for connecting couplings, shanks, couplings or bits. Usually for extension rods, there are R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60 threads, and different lengths of rods are available from 600mm to 6400mm usually(1)Steel grade: Male-Male Rod, MF Rod(2) Thread: R22, R25, R28, R32, R38, T38, T45, T51, (3) Rod size: hex. 22mm, hex. 25mm, hex. 28mm, hex. 32mm, hex. 35mm, dia. 39mm, dia. 46mm. dia. 52mm(3)Length: 0.4m-6m(4)Package: in wooden case or in bundles. (5)Productivity: 20000MT / month Product Name:Extension drill rodsDescription:rock drilling rodExtension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. Material: Alloy steel barMOQ:No MOQ required for testing and trial orderSteel gradeMale-Male Rod, MF RodThread typeR22,R25,R28,R32,R38,T38,T45,T51Diameter25mm-76mmLength400mm-6000mm
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