Match: all kinds of drill pipe Applied working places: soft rock and hard rock. Dia: 27mm-175mm

Hard alloy drill bits introduction

 Hard alloy drill bits are main tools widely used in percussion drilling. We produce Chisel bit, cross bit, three-wing bit, button bit and so on. Material: high-class alloy bitCraft: forgingApplication: the drilling of limestone, moorstone, marble; the drilling operation of iron mine, goldmine and so on.

Hard alloy drill bits photos

Hard alloy drill bits