Drifting Tunneling Rock Drilling Tools Round Hex Extension Rod R28 R32 R38

Drifting and Tunneling Tools

Drill Rod (Drifter Rod, Extension Rod, Speed Rod)

Product Description: 

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With slimmed shank end of female shank 

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Drill rod using thread system.

With wrench flats to aid in coupling/decoupling of rods for extension drilling.

Used in benching and long hole drilling.

Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system

Features:

1. High-grade raw material
2. Manufactured from high-grade steel and processed using state-of-the-art CNC machinery

and heat treatment

3. High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance.

Application:

1. Underground mining and surface mining
2. Drifting, bench and production drilling

3. Granite, basalt, limestone rock etc.

Delivery time is around 15-25 days.

Package: Carton or Wooden Box; also we can follow customers requirements.