Our company specializes inmanufacturing "Kaiyu" brand mine percussion bit with 30 years manufacturing history. We has long experience on rock drilling process and the latest development of rock drills. Our products include chisel horse bits, slanting forging flanged bits,
pillar gear drill bits,u-shaped pillar gear drill bits,cross style bits,trolley bits,button bits, the head blades of compound slices-teeth, down-the-hole drill bits,assembly style bits etc,. These percussion bits are widely used in metallurgy mine, geological exploration, water and electricity, traffic tunnel quarry and so on.Our company boasts of abundant technique power, strict management technology, modern advanced procession technology, complete professional equipments and precision and perfect quality testing means. We export our products worldwide to more than 30 countries.

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