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Impregnate wireline diamond core drill bit for hard rock formation
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Specifications
1. Available in all standard drilling sizes (A, B, N, H and P)
2. Variouscrown height and waterways design
3. Long lifespan and optimum penetration rate
4. “Q” series and “TW” (Thin Wall) series
5. Partner of Hobic product lines(Atlas Copco)
Reliable material and advanced technology
Sinotechdrill alone with manufacturing partners are able to produce world-class diamond products, with a perfect match of top-tier raw material, advanced technology and local manufacturing resources. This enables us to provide global customers with high-quality products at reasonable price.
Sinotechdrill diamond products, backed up by the premium Hobic line, has incorporated cutting edge metallurgical technology of the industry and on-site experiences of the world’s best drillers into the design and development of the bits.
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Optimized matrices and crown profiles
Sinotechdrill core drill bits are engineered with optimized matrices and crown profiles.By calculating the right balance between these variables we have achieved bits with exceptional penetration rates as well as extended service lives in the toughest of drilling conditions.
Superior performance
The diamond 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.
Size Available as followings
& quot;Q& quot; series: AQ, BQ, NQ, HQ, PQ, BQ3, NQ3, HQ3, PQ3,
“TW” series: ATW, BTW, NTW, HTW
Crown height: 8mm, 10mm, 12mm, 16mm
Waterway: CF, ECF, W, V, TB, and FD
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Specification for main diamond products

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?Size | Diamond core??bit | Reaming shell | Casing shoe |
　 | OD(mm) | ID(mm) | OD(mm) | OD(mm) | ID(mm) |
AQ/AW | 48.00 | 27.00 | 48.13 | 59.69 | 48.26 |
BQ/BW | 60.00 | 36.50 | 60.07 | 75.44 | 60.20 |
NQ/NW | 75.70 | 47.50 | 75.82 | 91.95 | 75.95 |
HQ/HW | 96.00 | 63.50 | 96.27 | 117.60 | 99.82 |
PQ/PW | 122.60 | 85.00 | 122.81 | 143.76 | 122.94 |
ATW | 48.00 | 30.10 | 48.13 | 　 | 　 |
BTW | 60.00 | 42.00 | 60.07 | 　 | 　 |
NTW | 75.70 | 56.00 | 75.82 | 　 | 　 |
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?Our?factory:

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Packing & delivery:


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FAQ
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Q: What& acute;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.
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Our Services:
# # Quality control system.
# After-sale service.
# Brand new & not used.
# Product drawing and design.
# 24 hours service.
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