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High Quality China drill rod Supplier of Drill Pipe, BRQ, NRQ, HRQ, PRQ Drill Rod 1.5M 3M

Created on:2023-12-18 16:18

High Quality China drill rod Supplier of Drill Pipe, BRQ, NRQ, HRQ, PRQ Drill Rod 1.5M 3M


ROSCHEN Group Ltd. specializes in the development, production and sales of exploration drilling tools as well as providing drilling solutions and services. ROSCHEN is a national advanced technology enterprise, one of the drafters of geological drilling tool standard of China, Germany, Australia award of second prize of National Science and Technology Progress in global market.


1. Wireline rods are made of special geological steel pipes with high strength and toughness which is processed by high-precision CNC lathe & molding tool.
2. The drill rod threads are tested by special thread gauge, and the thread part is specially strengthened.
3. The drill rods have consistent concentricity & straghtness, and its precision and mechanical properties reach the international advanced level.



Wireline Drill Rods Specifications
Standard OD ID Wall Thickness (mm) TPI Pin Thread Length(mm) Weight
(mm) (mm) (kg/m)
BQ,BRQ 55.7 46.1 4.8 3 44.45 6.03
NQ,NRQ 70.5 60.3 5.1 3 44.45 8.08
HQ,HRQ 89 77.8 5.6 3 44.45 11.52
PQ,PRQ 114.3 101.9 6.2 2.5 63.5 16.53
SQ 139.7 125.5 7.1 2.5 62.8 23.22



Drill Rods: BQ, NQ, HQ, PQ, SQ; NRQ, HRQ, NHD, HHD, PHD
Casings: AW, BW, NW, HW, HWT, PW, PWT, SW; AX, BX, NX, HX, PX, SX
Lengths: 1.5M, 3M
Both Ends Heat Treated
Non-standard also can be made as your demand



Our Advantages 

 1. Professional Team & Experience: 
    Our expert team in this area has an experience of more than 50 years.

 2. World-Class Intelligent Facilities: 
     We own precision CNC machine, milling machine, quenching machine, precision lathe, sintering machine and other     
     advanced equipments. 
 3. Selected High Quality Raw Materials: 
    We select raw materials from leading big steel factories, such as BAO STEEL, TANG STEEL, HEBEI STEEL GROUP which
    are the best and largest raw material manufacturers in China.
 4. Strict Physical/Chemical Testing Procedures: 
    We have own lab in our factory to make sure our products can meet the requirements of design and process, and 
    provide reliable testing data.
 5. Short Delivery Time: 
    Normal production takes 7 days. And we in stock standard products which can be shipped very soon.
 6. Safe Package & Shipment: 
    Standard export packages with well protection or in wooden/steel cases.

 7. Best After-Sale Service: 
    Timely communication & response especially for trouble shooting. We got good reputation around the world since all these years.


 1.  Are you a manufacturer, trading company or a third party?
     We are a manufacturer and our factory produces full line of rock drilling tools, diamond drilling tools & equipment.

 2. Where is your factory located? How can I get to your factory?
     We are in Wuxi City, China, where is near Shanghai, we can pick you up at the airports or railway stations.

 3.  If I will need to stay at your place for few days, is it possible to book the hotel for me?
      It’s always our pleasure to book a nice hotel for you.

 4.  What is your minimum order quantity? 
      Our MOQ is 1 pc.

 5.  Can you send me free samples? 
     We're happy to provide small value free samples at your delivery cost.

 6.  Can you do customized products? 
      Yes, we are happy to do customized products if you can provide drawing or samples.

 7. Can you do private label, such as put on our logo?
     Yes, put on your logo is available. 

 8. Is your price competitive?
    Only good quality product we supply. Surely we will give you best factory price based on superior product and service.
 9.  May I know which payment will be accepted by your company?
      We do 100% T/T before shipment, and 30% deposit paid by T/T, balance paid by L/C are available.

 10.How can I get the after-service & quality guarantee? 
       We will replace the products by free if the problems were caused by us. If it is the men-made problems,we may also send the products,however it will be charged. Any problems, you may call us directly.