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Sinotechdrill International Co., Ltd
Sinotechdrill International Co., Ltd Your reliable partner of drilling solution!
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PQ HQ NQ BQ Wireline Impregnate Diamond Core Drill Bit With High Recovery Ratio

PQ HQ NQ BQ Wireline Impregnate Diamond Core Drill Bit With High Recovery Ratio

Brand Name Sinotechdrill
Model Number A, B, N, H and P
Certification CE & ISO
Place of Origin China
Minimum Order Quantity 1 Pc
Price Based on Detailed Order
Payment Terms T/T
Supply Ability Based on Detailed Order
Delivery Time Based on Detailed Order
Packaging Details Standard carton box
Wireline core bit size A, B, N, H and P
Type Impregnated and surface set
Core bit crown height 8mm, 12mm, 16mm, 25mm
Diamond core bit waterway CF, ECF, W, V, TB, and FD
Processing type Forging
Core bit series "Q" series and "TW" series
Detailed Product Description

PQ HQ NQ BQ Wireline Impregnate Diamond Core Drill Bit With High Recovery Ratio


Wireline impregnated diamond coe bits 
1. Available in all standard drilling sizes (A, B, N, H and P).
2. Various crown height and waterways design
3. Long lifespan and optimum penetration rate.
4. “Q” series and “TW” (Thin Wall) series
Reliable material and advanced technology
Sinotechdrill provide high standard diamond products, with a perfect match of top-tier raw material, advanced technology and local manufacturing resources. This enables Sinotecdrill to provide global customers with high-quality products at reasonable price.

Superior performance
The wireline core bits cutting ability has been developed to allow high penetration rate or low weight on bit when formation demands it. The exceptional durability and superior abrasion resistance have proven to increase drilling performance for a broad range of applications.



Standard Q threads as well as thread types required by clients are available.

Size Available as followings:
"Q" series: AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT
T2 series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101
T6 series: T6 76, T6 86, T6 101, T6 116, T6 131

T series: T36, T46, T56, T66, T76, T86

Non-standard also can be made as your demand


Our Services

We will response in 8 hours to the problems caused by our products. When necessity arises inside the country, technical support will arrive in 24 hours within a 1000 kilometers radius of the company, will arrive in 48 hours for other parts of China. Due to the limitation of branch offices in foreign countries, technical support will arrive your work site in 15 days after visa is issued.


SizeBit-set OD/Hole DiameterBit-set ID/Core Diameter 



Our factory:

Packing & delivery:


Q: What's your delivery time?
A: Commonly produce need 20 days to produce. Within 3 days if in stock.
Q: What methods of payment are accepted?
A: We agree T/T, L/C, West Union, One touch, Money Gram
Q: What about the shipment?
A: Based on order quantity and the length of drill rods. We can send it to you by Express, by Air, by Sea, and by Train. Or send the goods to your chinese agent.
Q: How to control the quality?
A: We should be checking & testing everyone drill rod before shipment.
Q: Do you agree sample order?
A: Yes, we are welcome your sample order to testing our quality.
Q: Do you have after-sale service and warranty service?
A: Any quality or quantity problem once confirmed, we will be compensate you the same. Any question or problem we will be reply you within 24 hours.

Our Services:

  1. Quality control system.
  2. After-sale service.
  3. Brand new & not used.
  4. Product drawing and design.
  5. 24 hours service.
Product Tags: core drill accessories   core cutting drill bits  
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