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Spherical Drill Bit / Ballistic Button Bits High Rock Breaking Efficiency

Hunan New Diamond Construction Machinery Co., Ltd.
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Spherical Drill Bit / Ballistic Button Bits High Rock Breaking Efficiency

Spherical Drill Bit / Ballistic Button Bits High Rock Breaking Efficiency

Cemented carbide steel GT60 Top Hammer Drill Bits Raw material 1. use high quality alloy steel, good wear resistance. 2. under high temperature condition, it has high hardness, toughness, abrasion ...

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carbide button bits

      

retrac button bit

      
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