Sinodrills Button Bit Taper Button Bit: Button bit diameter: 28mm, 30mm, 32mm, 34mm...

Sinodrills Cross Bit Taper Cross Bit Cross bit diameter: 30mm, 32mm, 35mm, 38mm, 41...

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

Sinodrills Chevron Drag Bit Chevron drag bit: three wings chevron drag bit, four win...

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

MAXDRILL DTH hammer and bits (1)Size: 90mm-605mm (2)DTH Hammer: 3”-12” (3)Package: in...

MAXDRILL Tapered Bits (1) Type: button bits, chisel bits, cross bits (2) Size: ?19mm,...

MAXDRILL Button Bits (1)Thread: R22, R25, R28, R32, R38, T38, T45, T51, ST58, GT60 (2...

(1) The bolts have high strength stress ,good support capacity can prevent the roof f...

(1) The bolts have high strength stress ,good support capacity can prevent the roof f...

Wholesale Steel Construction Industry Store This is the Public Infrastructure Cons...

Sinodrills Diamond Core Bit Diamond core bit: impregnated diamond core bit, surface ...