D34mm Taper Chisel Drill Bit for Hard Rock Drilling
All kinds of Tapered drill bits chisel bits Product Name: All kinds of rock drill bits chisel bits Types Tapered chisel bits, Tapered cross bits, Tapered button bits Application:: Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling Feature: Tapered drill bits connect tapered drill steel of rock drill for drilling holes Material: High quality carbide and high quality steel MOQ: No …
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