Threaded cross bits or threaded X bits are usually used for very hard and abrasive rock formation.

Threaded cross bits or threaded X bits are usually used for very hard and abrasive rock formation.

We offer the most comprehensive range of threaded cross bits shown as below:
Thread sizes: R25, R28, R32, R35, R38, T38, T45, T51;
Head diameters: 33mm ~ 152mm;