Drill & Blast Rods and Subs for Reverse Circulation RC Drill Pipe Thread Types Remet , Metzke

1 pcs
Drill & Blast Rods and Subs for Reverse Circulation RC Drill Pipe Thread Types Remet , Metzke
Features Gallery Product Description Request A Quote
Drilling: Dual Tube Reverse Circulation Drilling
Item: China Reverse Circulation Drilling
Hammer: Reverse Circulation Hammer
Type: Reverse Circulation Drilling Process
Drilling Pipe: Reverse Circulation Well Drilling Pipe
RC: Reverse Circulation Drilling
RC Drilling: Reverse Circulation Drilling RC Drilling
Drill Rod: Dual Tube Drill Rod For Reverse Circulation
Name: Reverse Circulation RC Drilling Rods
Drill Pipe: Reverse Circulation Drill Pipe
High Light:

shank adapter


drill extension rod

Basic Infomation
Place of Origin: CHINA
Brand Name: ROSCHEN
Certification: ISO
Model Number: 4", 4.5", 5"
Payment & Shipping Terms
Packaging Details: Bundle
Supply Ability: 8000
Product Description

Drill & Blast Rods and Subs for Reverse Circulation RC Drill Pipe Thread Types Remet, Metzke


Reverse Circulation RC Drill Pipe Introduction

Select from our broad range of drill and blast drill rods and subs engineered for surface drill and blast applications. Roschen drill and blast rods are optimised for production efficiency. The drill rods incorporate design features to maximise durability and wear resistance; and the ease of make and break operations.

The engineering focus on extending drill rod life helps to lower the cost of production focused drill and blast programs. Drill rod life is further boosted with precision thread manufacturing and high quality high tensile steel construction.


The Roschen focus on product design and material quality makes for very tough and robust drill & blast rods and subs. Drill rods and subs highly matched for a broad range of mining and drilling assignments


Reverse Circulation RC Drill Pipe Specifications:

Sizes 3", 3 ½", 4", 4 ½", 75mm and 78mm
Thread Types Remet, Metzke, RRE, Westrod, LW, TS and other threads


Thread Type Remet Remet Remet Metzke Metzke Matrix Matrix
Rod O.D. 3 1/2" 4" 4 1/2" 4" 4 1/2" 4" 4 1/2"
Outer Tube O.D. 88.9mm 101.7mm 114.3mm 101.7mm 114.3mm 101.7mm 114.3mm
Outer Tube I.D. 81.8mm 94.6mm 107.2mm 94.6mm 107.2mm 94.6mm 107.2mm
Outer Tube W.T. 5.3mm 7.1mm 7.1mm 7.1mm 7.1mm 7.1mm 7.1mm
Inner Tube O.D. 38.1mm 50.8mm 63.5mm 50.8mm 63.5mm 50.8mm 63.5mm
Inner Tube I.D. 32.6mm 45.3mm 58mm 45.3mm 58mm 45.3mm 58mm
Inner Tube W.T. 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm
Spanner Flat 90mm 90mm 90mm 90mm 90mm 90mm 90mm
Weight 3.0m 75kg. 75kg. 95kg. 75kg. 95kg. 75kg. 95kg.
Weight 6.0m 120kg. 150kg. 168kg. 150kg. 168kg. 150kg. 168kg.


Drill & Blast Rods and Subs

  • Tool Joint Spanner Flats Rods available with or without spanner flats. 2 or 4 flats as required.
  • Tool Joint Material All Rods feature hardened European 4140 alloy steel tool joints.
  • Thread Types Cubex, API, Beco, IF and other threads available.
  • Robot welding technology Independently tested & certified to exceed welding standard AS3992
  • Length & Size Standard lengths from 1 to 12m in diameters up to 8 inch.

Company Introduction

ROSCHEN Geotechnical Drilling, Exploration, Rock Drilling, can offer the equipment needed for all rock drilling, underground and surface exploration applications in Mining Industry, Water Well Industry, Oil Field Industry. This includes rigs and all full range of high technology and high quality products, ITH equipment such as button bit, DTH bit, DTH Hammer, wireline series products, metric series products, drill rod and conventional core barrel, overshot, as well as casing and diamond core bit - all designed to maximize our customer profitability.


Rock drilling and Exploration drilling is tough, results-driven work. And if you want it done right, you need the right tools. ROSCHEN Exploration Products has the products you've depended on for many years.





Q1: Are you a trading company or manufacturer?
A: We are a trading company. Have our joint-stock factory.

Q2: Can I have a sample for testing?
A: Samples are still to be paid but a discounted price can be provided.

Q3: How long is your delivery time?
A: Generally speaking, 5-10 days if have stock. Regular order delivery in 20~30 days if without stock. Otherwise, it depends on
your order Quantity.

Q4: What kind of payment terms do you offer?
A: We offer different payment terms, including T/T, L/C, Western Union for USD 1000 below) etc..
If you have another question, welcome to contact us anytime.

Q5. Where is your main market?
A: We have been exported to France, Canada, Thailand, Poland, Middle East, South Africa, Ghana, Russia, Australia, Spain and many other
European Countries. we have get good reputation from our customers against its high quality, fair price, and leading service.

Q6. What about the package?
A: We pack with carton box, plywood case outside. Also can base on your requirement to pack.

Q7: How many workers in your factory? And what is your company scale?
A: The factory area is 60000 square meters,700 experienced workers. Process all kinds of advanced equipment total of 2000 sets. Annual
turnover of over 86 million US dollars.
Production Quantities of DTH hammer yearly:50000 sets,
Production Quantities of DTH bits yearly:150000 pcs,



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Get in touch with us
Contact Person : Bill, George, Michael
Tel : 13764195009
Fax : 86-021-54380177
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