9 7/8" TCI Tricone Rock Bit

Bit Size:

Rerun sealed bearing 9 7/8" Tricone drill bits. We build these bits from 8 3/4" bits that have very low hours and the strongest seals. These bits can be made with a large hole in the center for maximum circulation. 4 1/2" api regular pin. Carbide gauge and leg protection comes standard.