Down the Hole (DTH) Drill Rods & Drill Pipes
参考价格
$0.00
North Star manufactures a complete range of drill rod and drill pipes for DTH and Rotary drilling. Our DTH drill pipes are used worldwide with Sandvik, Atlas Copco, XCMG and many other popular brands of DTH drilling rig. For full specifications and a rig-by-rig guide to North Star DTH drill rods, please download the Mining & Construction brochure or click right away on the Specification Tables.
- Reliable and wear-resistant.
- Comprehensive range of threads, all CNC-machined and checked using certified hardened and ground gages.
- In-house heat treatment for optimum surface hardness and case depth.
- Customizable for steel grade, length, diameter, wall thickness and connection types.
