API Compliant TCI Tricone Roller Drill Bit, Tungsten Carbide Insert Rock Breaking Bit for Varied Formation Petroleum Drilling. API Compliant Certification: All equipment is API certified and rigorously tested before delivery. Customized Drill Bit Length: Length can be customized to meet specific well drilling requirements. High-Temperature Resistance: Lubricating grease withstands up to 250 degrees Celsius. Enhanced Wear Resistance: Tooth palm bearing overlaid with wear-resistant alloy layer. OEM and ODM Services: Full customization, minor customization, and flexible options available. Adaptable to Varied Formations: Suitable for extremely soft to extremely hard bottom layers. Anti-Bite Ability: Tooth wheel bearing silver plated to improve load-bearing capacity. Reduced Tooth Breakage: High-strength hard alloy teeth improve impact resistance.