Cangzhou great drill co., ltd

Keywords :

pdc bit,tricone bit,rock bit,roller cone bit,three cone bit,drag bit,stepped drag bit,3 wings drag bit

Cangzhou Great Drill Co., Ltd specializes in drill bits, tricone bits, pdc bits bit size range from 3 7/8"to 26", cover most of IADC codes. We are professional rock bit, PDC bits supplier, PDC bits, big diameter piling bits, special type bits can be produced in special order, and we are trader of famous brand rock bit. Bit size range from 3 7/8"to 26", cover most of IADC codes, standard open bearing, metal sealed bearing, rubber sealed bearing, etc. We have large stock of new and usde bits, so that we can deliver products ordered quickly .