ISO CE 4 wings chevron drill bits for Big Diameter Mining / Water Well Srilling

ISO CE 4 wings chevron drill bits for Big Diameter Mining / Water Well Srilling

Introduction

The diameter and thread showed as above are usual size, other sizes are available upon request.

Thread size: 2 3/8\'\' API Reg, 2 7/8\'\' API Reg, 3 1/2\'\' API Reg, 4 1/2\'\' API Reg, 6 5/8\'\' API Reg, 2\'\' API IF, 2 3/8\'\' API IF, 2 7/8\'\' API IF, A Rod, N Rod, AW, BW, NW, AWJ, BWJ, NWJ.

Drag bits features:

1. A solid one piece heat treated, 4140 alloy steel body for bit strength & durability;

2. CNC threaded machining for proper installation &use;

3. Forgings are milled to better seat the carbide inserts.

4. Select tungsten carbide inserts 5.5mm thick are standard.

5. Relief is hand ground behind carbide inserts for maximum performance.

Specification