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HEBEI RUISHI BITS MANUFACTURING CO.,LTD was established in 1990. It is engaged in diamond drill bit and drilling tool research and development, design and manufacture, sales and service of specialized companies. The company is located in Renqiu of Jizhong Plain, which is rich in oil resources. Renqiu is also the location of Huabei Oilfield.
The company has a number of experts experienced in diamond bit design of drilling technology, and is equipped with 5-axis machining center, NC lathes, NC sintering furnace, Ring sewing machine and other advanced production equipment. We are using domestic and foreign advanced professional design software, and doing continuous technological innovation and sustainable development. Ruishi owns full production lines of PDC bit and core bit, which is covering all sizes of the 2"--26" bit.
Ruishi has been promoting the comprehensive quality management and focus on the customer's demand. In order to ensure the stability of quality and the excellent performance of the bit, we strictly comply with the ISO9001 quality management system and ISO14001 environmental management system and OHSAS18001 Occupational health and safety management system in the enterprise operation, and strictly implement API Spec7-1 quality management standards in the process of production.
As the first grade supplier for CNPC and CNOOC, Ruishi's products are widely used in the Tarim, Tuha, Changqing, Dagang, Sichuan, Zhongyuan,Jidong, Huabei and other major oil fields. Ruishi has also established long-term strategic partnership with these oil fields. We have been highly recognized by the stability of excellent product quality and timely and thoughtful service. The company's products have been widely exported to North America, the Middle East, Russia and other countries and regions."Excellent Quality, Honest and Faithful,Innovation and Improvement,Satisfied Service". Hebei Ruishi Bits Manufacturing Co.,Ltd is willing to cooperate with customers honestly and obtain the result of mutual win.
Technical specifications
| IADC | 5-1-7 |
| Bearing and seal | Ball locked and Journal bearing, Metal face seal |
| Number of rows | 3-3-3 |
| Number of cutters | 128 |
| Main cutter shape / Cutter exposure | Scoop chisel compacts//8.71mm |
| Gage row cutter shape | Offset wedge compacts |
| Layout of diamond enhanced inserts | / |
| Type of nozzle | S4 |
| Type of center nozzle | None |
| Shank | 4 1/2 REG |
| Recommended makeup torque | 16.3~21.7(KN.m) |
1. 30 years rich experience in drill bits producing. Ruishi was founded in 1990.
2. Professional R & D team, offering OEM service.
3. Premium quality and favorable price. Reduce your comprehensive drilling cost.
4. API 7-1 & ISO9001 certificated.
5. Win highly prasied from our respected clients, reach deep cooperation with loyal customers domestics and abroad.
6. First grade supplier of CNPC and CNOOC for many years.
1.We have many teams of professional field service personnel,We can serve our customers all the bit using procedure.
2.Our field service personnel could choose the befitting nozzles and recommend appropriate parameters according to the actual drilling condition.
3.We regularly upgrade our bit products.
1.Q:What kind of packing do you have?
A:Iron box or wooden box or as your required.
2.Q:What is your price advantage?
A:We are 100% factory directly sales,API production process guarantee,Provide OEM services for you.
3.Q: Wonder if you accept small orders?
A: Yes, of course.
4.Q: What about Payment?
A:TT, Paypal, L/C, Western Union; 30% deposit before mass production, balance against copy of B/L.
5.Q:Can you do OEM for me?
A:We accept all OEM orders,just contact us and give me your design.
6.Q:When can I get the quotation ?
A:We quote you ASAP after recieving your inquiry.
7.Q:Are you a manufacturer or trading company?
A: We are professional manufacturer.
8.Q: What kind of shippment method you provide?
A: By sea, air press or by train and other transports.
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