Our furnace blast hole tapping carbide cross bits diameters are from 38mm to127mm, and different type are available, like R22, R25, R32, R38, T38, T45, T51, ST58, ST68 etc.
Feature:
1. Excellent drilling penetration
2. Used in very hard or hardest rock formation
3. Adequate for various construction conditions
4. Strong corrosion resistance
Our company is specialising in rock drilling and drilling parts for decades. We have exported to more than 30 countries all over the world. We have kinds of drilling tools, such as Cross bit, DTH (Down The Hole) drilling bit, button drilling bit, chisel bits, drilling rod, shank adapter, and
Coal mining tools, such as trenching bit, road milling bit, auger drilling bit, two wings mining bit
Etc.