Our company manufactures and sells steel sleepers which are widely used in main trunk...

Sinodrills Step Drag Bit Step drag bit: three wings step drag bit, four wings step d...

Sinodrills DTH Hammer DHD340, COP52, Mach44, Mission60 DTH hammer sizes: 3", 3.5", 4...

Sinodrills DTH Bit DHD350-152, COP42-127, QL60-203 DTH bit diameter: 76mm to 311mm. ...

Sinodrills Shank Adapters Shank Adapter threads size: R28, R32, R38, T38, T45, and T...

Sinodrills Coupling Sleeve Coupling sleeve thread size: R22, R25, R28, R32, R38, T38...

Secondary stainless steel SUS304/ SUS430 Origin: Japan Quantity: 65MT/month 0.3...

Quality Standard：ISO2901-4, DIN103, GB/5796 Clearance: 7e, higher precision availabl...

Quality Standard：ISO2901-4, DIN103, GB/5796 Clearance: 7e, higher precision availabl...

Quality Standard：ISO2901-4, DIN103, GB/5796 Clearance: 7e, higher precision availabl...

Hunan Shinestar Steel Group(HSSG) was founded in 1978-High quality products , First-c...

Hunan Shinestar Steel Group(HSSG) was founded in 1978-High quality products , First-c...