rock button bits
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Hot
T38 Thread Button Bits T38-76
Through heat treatment,our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks.
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T45 Thread Button Bits T45-89
Thread button bits made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy
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R32 Thread Button Bits Thread Rock Button Bits
Compared with the traditional chip bit, the threaded button bit has the characteristics of long grinding cycle and fast drilling speed
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