FEATURES:
1. High diamond concentration
2. High penetration rate
3. Long lifespan
RECOMMENDED FOR:
Suitable for medium to ultra hard formations from abrasive to fine
competent, using water or mud flush.
Crown Height:
We offers crown impreg depths of 9mm, 12mm and 25mm .The taller
crown heights provide improved bit stability and reduced
vibrations, enhancing bit life and performance.The longer crown
heights provide improved bit stability and reduce vibrations,
enhancing bit performance and life.
DIAMONDCORE BITS | REAMING SHELLS |
Size | Bit-set OD/Hole Diameter | Bit-set ID/Core Diameter | |
| mm | inch | mm | inch | mm | inch |
AQ | 47.6 | 1.874 | 27 | 1.063 | 48 | 1.889 |
BQ | 59.5 | 2.342 | 36.4 | 1.433 | 59.9 | 2.358 |
NQ | 75.3 | 2.964 | 47.6 | 1.874 | 75.7 | 2.98 |
HQ | 95.5 | 3.76 | 64.3 | 2.531 | 96.08 | 3.783 |
PQ | 122 | 4.803 | 85 | 3.346 | 122.6 | 4.827 |
BQ3 | 59.5 | 2.342 | 33.5 | 1.32 | 59.9 | 2.358 |
NQ3 | 75.3 | 2.964 | 45 | 1.772 | 75.7 | 2.98 |
HQ3 | 95.5 | 3.76 | 61.1 | 2.406 | 96.08 | 3.783 |
PQ3 | 122 | 4.803 | 83.1 | 3.271 | 122.5 | 4.823 |
Our factory:
Packing & delivery:
FAQ
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:
- Quality control system.
- After-sale service.
- Brand new & not used.
- Product drawing and design.
- 24 hours service.