Coal 8.5 Inch Oilfield Drill Bit Forging Percussion Well Drilling
8-1/2inch 6 Blades Rock Drilling Bit Coal Mining Bits Matrix Body
The diamond bit has a wide working range and can penetrate quickly even in softer rock where the bit is lighter in weight. When the ground gets tough, this bit adds weight, has a smooth torque response, and maintains higher penetration than the competition. Unlike traditional dual-phase rigs, this technology requires more weight even in soft rock and is generally durable, but is slower, even in harder rock. Conventional multi-position drills also have an unstable torque response when subjected to extra weight.
| PRODUCT SPECIFICATIONS | |
| Size | 8 1/2 inch (Φ215.9mm) |
| Model number | 8-1/2 HS6533TB |
| Body type | steel body |
| Number of blade | 5 |
| Primary PDC cutter size | 1613 |
| Number of nozzle | 5 |
| Gauge length | 75.8mm |
| API connection | 4-1/2 REG |
| Make-Up Torque(KN.m) | 16.3~21.7(4.79) KN·m(Mpa) |
| Application | Oil & Nature Gas |
| Quality | High Level |
| Package | Iron Case |
| MOQ | 5 Pieces |
| Certificate | ISO 9001 |
| OEM | Yes |
| Customized Size | Yes |
Package&Delivery
Our bits will be shipped within 5 days after 40% full payment is received by sea or air as you require. Please feel free to contact us if you have any other requests.
Our Principle
Our goal is to provide customers with the highest quality products and services. We have a professional R&D team, the most advanced domestic production equipment and precision instruments to reduce costs, speed up drilling, and ensure safety.
Cooperation and win-win is our ultimate pursuit. If you're looking for a drill bit manufacturer, we're definitely what you're looking for :)
FAQ
1. Are you manufacturer?
A: Yes, we are pdc bit manufacturer since the year 2013.
2. Where is your factory located in?
A: It's located in Xi'an City Shaanxi China.
3. What are your main products?
A: Our mainly products are PDC drill bit, core drill bit, coal mining bits, pdc cutters and other drilling bits.
4. How to order the products?
A: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible, please attach one reference picture to avoid any misunderstanding or any links from our website so that we can get a better understanding.
5. How many days with your delivery?
A: We can delivery goods with 7 days if we have goods in stock, if need produce with your demand we will negotiation with you.
Communication knows no boundaries, no matter where you are.
If you have any requests, please feel free to contact us at anytime!
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.