hard rock roller cone drill bit (70) Online Manufacturer
Features: Self-sharpening, High Wear Resistance, High Torque Transfer
Cutting Structure: Milled Tooth Or Tungsten Carbide Insert
Advantage: High Performance
Package: Wooden Box
Packing: Wooden Box
Material: High Manganese Steel,Tungsten Carbide
Type: Hole Opener
Body Design: Spiral Or Straight
Processing Type: Forging
Body Material: Matrix
Shape: Cylindrical
Manufacturer: Various Manufacturers Available
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