T38 76mm thread button bits, T38 button bits are 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.
1. Standard body & flat face
2. Standard body & drop center
3. Retrac body & flat face
4. Retrac body & drop center
