S.U.G (WUXI) Machinery Co., Ltd

M/F drill steel is an alternative to couplings sleeves to include the female part of the threaded connection a

Made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that o

DTH drill rods out diameter:*6mm, *9mm, **2mm, **4mm; DTH drill rods thread sizes:2 3/8 API Reg, 2 7/8

We are a professional productions base of series of rock drilling tools, mining tools, DTH Drill tools.

M/F drill steel is an alternative to couplings sleeves to include the female part of the threaded connection a

Made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that o