HAO Carbide Co., Ltd Is Best Rock Drill Bits,
DTH Drill Bit and Top Hammer Drill Bits Supplier
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E-Mail:legenddrill@gmail.com
Tel:+86 15273315755

Thread Drill Bits

Thread Drill Bits: High quality and several thread with various carbide tips are available. All products can be developed upon customers' request. We supply all kind of button bits with Rope thread R22, R25, R28, R32, R35, R38 and T thread, T38, T45, T51, ST58, ST68, T60 etc. for world famous brand drill rig.