Audited Supplier
| Model | Tool OD mm in | Bit Size | Connecting Thread | Lobe | Stage | Flow Rate | Rotory Speed | Working Pressure Loss | Working Pressure |
| lpm gpm | rpm | Mpa psi | KN lb | ||||||
| Up Down | |||||||||
| 5LZ172×7.0 L-5-840 | 172 6 3/4 | 213-251 8 3/8-9 7/8 | 4 1/2 REG 4 1/2 REG | 5:06 | 5 | 947-1894 250-500 | 78-154 | 4-5.65 585-824 | 100-170 22000-37400 |
| 5LZ172×7.0 L-6-840 | 172 6 3/4 | 213-251 8 3/8-9 7/8 | 4 1/2 REG 4 1/2 REG | 5:06 | 6 | 947-1894 250-500 | 78-154 | 4.8-6.78 700-988 | 100-170 22000-37400 |
| 5LZ197×7.0 L-4-840 | 197 7 3/4 | 251-311 9 7/8-12 1/4 | 5 1/2 REG 6 5/8 REG | 5:06 | 4 | 1113-2225 295-588 | 79-158 | 3.2-4.52 466-655 | 150-200 33000-44000 |
| 5LZ197×7.0 L-5-840 | 197 7 3/4 | 251-311 9 7/8-12 1/4 | 5 1/2 REG 6 5/8 REG | 5:06 | 5 | 1113-2225 295-588 | 79-158 | 4-5.65 585-824 | 150-200 33000-44000 |
| 5LZ203×7.0 L-4-840 | 203 8 | 251-311 9 7/8-12 1/4 | 5 1/2 REG 6 5/8 REG | 5:06 | 4 | 1113-2225 295-588 | 79-158 | 3.2-4.52 466-655 | 155-250 34100-55000 |
| 5LZ203×7.0 L-5-840 | 203 8 | 251-311 9 7/8-12 1/4 | 5 1/2 REG 6 5/8 REG | 5:06 | 5 | 1113-2225 295-588 | 79-158 | 4-5.65 585-824 | 155-250 34100-55000 |
| 7LZ127×7.0 L-4-896 | 127 5 | 149-200 5 7/8-7 7/8 | 3 1/2 REG 3 1/2 REG | 7:08 | 4 | 745-1489 196-393 | 130-261 | 3.2-4.52 466-655 | 49-100 10803-22000 |
| 7LZ140×7.0 L-5-810 | 140 5 1/2 | 171-222 6 3/4-8 3/4 | 4 1/2 REG 4 1/2 REG | 7:08 | 5 | 794-1587 210-419 | 95-190 | 4-5.65 585-824 | 49-100 10803-22000 |
| 7LZ172×7.0 L-5-914 | 172 6 3/4 | 213-251 8 3/8-9 7/8 | 4 1/2 REG 4 1/2 REG | 7:08 | 5 | 1183-2366 312-625 | 84-168 | 4-5.65 585-824 | 100-170 22000-37400 |
| 7LZ172×7.0 L-6-914 | 172 6 3/4 | 213-251 8 3/8-9 7/8 | 4 1/2 REG 4 1/2 REG | 7:08 | 6 | 1183-2366 312-625 | 84-168 | 4.8-6.78 700-988 | 100-170 22000-37400 |
| 7LZ185×7.0 L-7-840 | 185 7 1/4 | 222-251 8 3/4-9 7/8 | 4 1/2 REG 6 5/8 REG | 7:08 | 7 | 1164-2328 308-615 | 78-156 | 5.6-7.7 819-1126 | 100-170 22000-37400 |
Hebei Ruishi Bits Manufacturing Co., Ltd., was founded in 1990, it is a professional company engaged in diamond drill bit and drilling tool research and development, design and manufacture, sales and service of specialized company. The company is located in Renqiu city which is rich in oil resources, Renqiu is also the location of Huabei oilfield.
The company has a group of drilling technical experts engaged in the research and design of diamond drill bits for many years, and equipped with five axis machining center, CNC machine tools, CNC sintering furnace, ring seam machine and other advanced production equipment, we are using domestic and foreign advanced professional design software, continuous innovation and sustainable development. The company has a complete production line of diamond and cone bits, with a wide range of product models, covering all sizes from 2 "to 26".
The company promotes total quality management and takes customer demand as the center. It fully implements ISO9001 quality management system, ISO14001 environmental management system and OHSAS18001 occupational health and safety management system in business operation. It strictly implements API Spec7-1 quality management standard in the production process. Ensure the stability of product quality and excellent performance.
As a first grade supplier of petrochina, Sinopec and CNOOC for many years, our products are widely used in Tarim, Tuha, Changqing, Dagang, Sichuan, Zhongyuan, Jidong, North China and other major oil fields, and we have established a long-term strategic partnership with them. Our stable and excellent product quality and timely and thoughtful service are highly recognized by users. At the same time, the company′s products are also exported to North America, the Middle East and Russia and other countries and regions.
Companies adhering to the "excellent quality, honest and trustworthy, improvement and innovation, satisfactory service" concept, is willing to cooperate with domestic and foreign customers wholeheartedly, mutual benefit and win-win for both parties.
Q:Are your company a trading company or manufacturing factory:
A: We are professional manufacture with over +20 experience
Q:Accepted Payment Terms:
A:T/T, L/C, Paypal
Q:Guarantee and Warranty of Quality:
A: We are an API and ISO certified factory, we has also employed famous experts as product development consultant and build technical service .Have a strong and effective after-sales service team
Q: Can I visit your factory online?
A:Yes, we can show our workshop, warehouse, offices online by WeChat, Whatsapp
