Tel: 0086 21 6429 0260
Address: Shanghai Minxing CHINA
The main structure features:
— This series is tri-cone rock bit for mining the seales antifriction bearing with inserting teeth.function as air cooling and clearing.
— This series bit has adopted convex roller, strength-ened gage protection on the structure.the main assem-bly parts of bearing system are roller-steel ball second thrust bearing-roller-first thrust bearing.Bearing sur-face is applied copper inlaid.
— This series bit has advantages of high boring hole efficiency, reliably working , and widely used for the metal and nonmetal exploitation.