8-1/2 Tricone Insert Bit – IADC Code 537 – Optimized for Hard Rock Drilling
Product Overview
This 8.5-inch Tricone Insert Bit with IADC Code 537 is engineered for drilling in hard and abrasive formations such as shale, limestone, and sandstone. The IADC 537 classification indicates a Tungsten Carbide Insert (TCI) cutting structure, sealed bearing system, and suitability for high-compressive-strength formations. Built for durability and performance, this bit delivers consistent results in demanding drilling environments.
Bit Diameter: 8.5 inches (216 mm)
IADC Code: 537 (TCI teeth, sealed bearings, hard formation)
Cutting Structure: TCI (Tungsten Carbide Inserts)
Bearing Type: Sealed roller bearing with O-Ring protection
Thread Connection: 4 1/2” API Reg
High resistance to wear, heat, and pressure
Ideal for oil, gas, water well drilling, and civil engineering