Rock Bits/Tricone Bits/Drill Bits We Mainly ProvideWe mainly provide Tricone Bits(Rock Roller Bits) and PDC Bits for water well d). Popular IADC Code: 121/122/123, 221/223/224, 323/324/332/333/334/343
Contact Person : White Lee Job Title : Business Manager Telephone : Address : Junziguan ,hejian Cangzhou, Hebei Website : -