$60-70
hollow drill steel, rock drilling tools, drill bits, drill rods, coupling sleeves, shank adapters
Mining Water Well Rock Drilling Rod Friction Drill Pipe
DTH Drill Bit Well Mining Rock DTH Hammer Button Drill Bit
R32, R38, T38, T45, T51 Drill Shank Adapter
Coupling Sleeve For Rock Hammer Drilling
Rock Drill Bits Buttons 32Mm Taper Button Bit For Mining
Drill Rock Rod Steel Rod For Down Hole Drilling Rig