Cost-effective Taper Button Bits 34mm/35mm/36mm Diameter
4.46/6/7/11/12 Degree Small Hole Blasting Tungsten Carbide Tapered Button Hard Rock Drilling Bit
R32 45mm Ballistic Carbides Rock Drill Thread Button Bit
T51 M/F Thread Speed Drill Extension Rod
Top Quality T38 T45 T51 Rock Drill Shank Adapters
Dia. 34mm Length 1600mm Carbide Design Integral Drill Rods
R25 R28 T38 T45 T51 Drill Steel Rod Adapter Quick Coupling Sleeve for Mining and Quarrying
Hex22/Hex25*108mm/159mm Shank Tapered Drill Steel Rod