Features of Roller Bit:

1. Optimum carbide grade and shape are chosen according to geology. 

2. High quality steel with advanced heat treatment technology ensures the good performance of roller bit. 

3. Good quality bearing provides high bearing capacity. 

4. Reliable sealing system.

Advantages

• 55pcs Conical-ball carbide bits.

• Diameter of carbide bit:14mm.

• Full cover with carbide cones.

• High working efficiency.

• Bearing encapsulation hole is bolted encapsulation,even if the solder joint is worn off, the cir clip spring in the bearing will not be broken and will not affect the bearing, can continue to use after spot welding.
• The problem of oil leakage from oil sac end hole was solved.