Reverse Circulation Drill Pipe Remet Thread 4 Inch 4140 Alloy Steel Drill Rod For RC Drilling

Drill Extension Rod Introduction

Our reverse circulation drill rods and drill pipe consist of European hardened 4140 alloy steel tool joints with heavy duty seamless drill pipe and high tensile API 5CT rated wear resistant Inner Tubes. Drawing on our years of experience in the design and manufacture of tough and wear resistant RC drill rods, every aspect of material and production management is optimized. The result is premium quality reverse circulation drill pipes that keep your RC drill rig efficiently producing day after day. RC drilling companies across the globe know they can rely on Harlsan reverse circulation drill pipe.

Testimonial

Roschen reverse circulation drilling rods and inner tubes have outstanding quality, thread Strength and Wear life. Our 4 ½" RRE drill string is still going strong after 3 years in the field. We rely on harlsan quality and service to keep us drilling.

You can be sure that Harlsan RC Drill Pipe will still be going strong when others have worn out.

RC drill pipe or rods using high specification austenitic stainless steel for down-hole surveying are also available.

TECHNICAL SPECIFICATIONS

All standard Lengths from 1m to 6m available

Pictures

 ROSCHEN GROUP

ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mineral tools, equipment products quality stable and reliable.

ROSCHEN Group Limited is a manufactory with years of research and development for the mining, mineral tools, equipment. We are capability to produce high performance world class products and control excellent quality. Our main product includes tricone bit, diamond core bits, drill pipe, core barrel, TCI tricone bit, mill tooth tricone bit, RC hammer, DTH bit, etc.

ROSCHEN Manufactory PROCESS

ROSCHEN Sales Value Growing Up!

ROSCHEN'S MISSION

1. Strive to create and supply Best quality products for the industry that last longer than the average products.

2. Provide excellent service for our clients.  24 hour-7 days /week schedule to get our clients what they need – FAST.