Rock drilling for hard formation, medium hard formation and crack-not-grown formationwhich rock formation must not exceed f15 and the place which compacting powerof rock drill is 8kg p.m. max.

Rock drilling for hard formation, medium hard formation and crack-not-grown formationwhich rock formation must not exceed f15 and the place which compacting powerof rock drill is 8kg p.m. max.

We can supply cross bits from diameter 32 millimeter to 80 millimeter, or according to customers specifications. The in-hole diameter is 22 millimeter, be in common use, normative.

We can supply cross bits from diameter 32 millimeter to 80 millimeter, or according to customers specifications. The in-hole diameter is 22 millimeter, be in common use, normative.

This series product features quick exhaust air quantity and enhanced efficiency. The diameter is from 32 to 60 millimeter and the in-holes diameter is 22 millimeter. 32 millimeter is also available ac

This series product features quick exhaust air quantity and enhanced efficiency. The diameter is from 32 to 60 millimeter and the in-holes diameter is 22 millimeter. 32 millimeter is also available ac

This series product has waveforms thread and ladder thread. The diameter of connect sleeve can be 32 millimeter to 200 millimeter. Customers specifications are also available.

This series product has waveforms thread and ladder thread. The diameter of connect sleeve can be 32 millimeter to 200 millimeter. Customers specifications are also available.

We can supply cross bits from diameter 32 millimeter to 80 millimeter, or according to customers specifications. The in-hole diameter is 22 millimeter, be in common use, normative.