5 7/8 IADC 517 Tricone Tr Bit, TCI Drill Bit, Drilling Tools

12 1-4” inch IADC 517 TCI tricone bit_Tricone Roller Bits_Rock

Tci and Milling Tooth Api Iadc535 635 637 Tricone Bit for Mining

large size 17 1/2 TCI roller

Tci and Milling Tooth Api Iadc535 635 637 Tricone Bit for Mining

China Carbide Tricone Bits for Drilling 10 5/8 Inch IADC537/517

Tungsten Carbide Drilling Tools-China Tungsten Carbide Drilling Tools Manufacturers & Suppliers

Manufacturer IADC Code 517/537/617/637 TCI Tricone Drill Bits in

Tungsten Carbide Drilling Tools-China Tungsten Carbide Drilling Tools Manufacturers & Suppliers

13 5/8（346mm） IADC517 TCI tricone rotary roller cone bit-HEBEI

Tricone Bit used for Water Well Drilling and Oil/Gas Drilling

ຈີນ 4 5/8″ IADC537 Tungsten Carbide Inserts Bit TCI Tricone

Tungsten Carbide Button Drill PDC Bits For Oil Well , Tricone Bit