Professional commitment to the development, design, production and sales of petroleum equipment products!

Cone palmar

Roller cone bit

Toothed drill bits, steel tooth drill bits, and PDC drill bits, mining coal mine drill bits, air drill bits, and caliber assembly drill bits. Applications: drilling oil field wells, water wells, mining and coal mining, geological exploration, hydrological detection, engineering piling, geothermal development, bridge drilling and other drilling fields.

< 12 >