tungsten carbide drill rods, tungsten carbide drill rods ...
Tapered drill rods Tungsten H22*108mm Integral Drill Rods drill pipe Product Name: Tapered drill rods H22*108mm rock drill steel rod for mines Types: Tapered drill rods, Integral drill rods Application: Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling Material: High quality carbide and high quality steel 55SiMnMo MOQ: No requirement for ...
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