Mining Tri Cone Rock Bit

This series of bits is mainly used in mining drilling and coal mine vent drilling. ● This series of bits is tri-cone rock bit for mining with insert teeth, air cooling and cleaning system, and roller sealing bearing. ● This series has adopted convex roller, steel ball, second thrust bearing, roller, first thrust bearing, and anti-attrition alloy is applied on it. ● This series has the merit of high boring hole efficiency and reliable working. It is widely used in metal and nonmetal mining exploitation.