Home > Products > Drilling Tools > API drill bit GY Series Tir-cone Rock Bits For Oil-well Drilling
API drill bit GY Series Tir-cone Rock Bits For Oil-well Drilling
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Product Details
| Place of Origin | Shandong, China | Brand Name | Sinotai | |
| Model Number | GY series | Type | Center Drill Bit | |
| Material | High Speed Steel | Use | Well Drilling |
packed by wooden case
Product Description
Specifications
1.Certified by API2.3 7/8 inch rock bit
3.Best quality and low price
4.Reliable bearing
5.Best services
GY Series Tir-cone Rock Bits For Oil-well Drilling
Features:
This series have two kinds of classification: inserted bit and steel tooth.
Inserted bit is inserted teeth jet bit with sealed journal of oil bearing. Adopting the optimized design, the teeth placement of cone is reasonable, the tooth shape and height are designed differently in accordance with various kinds of rock formations, and gage protection is better.
The bear system which is adopted copper inlaid and silver plating improve the loading capacity and seizure resistance, and prolong the bit working life.
This product is widely used for oil and natural gas field’s drilling and geological exploitation. Using this product, user can gain high drilling efficiency.
Steel tooth bit is tri-cone bit with roller bearing for oil well drilling. The tooth surface is welded and applied with tungsten carbide powder coat. The bearing system is suitable for high rotary rate.
Drilling in the adaptable rock formation, the bit can obtain high PRM, long working life, reliably working.
Parameter of GY:
Type | IADC | Bit Size | Std.API pin Shank Size (Inches) | Approximate weight of bits (kg) | |
Inches | mm | ||||
3 3/8GY537 | 537 | 3 3/8 | 85.7 | 1 57/64 No stds | 3 |
3 7/8GY517 | 517 | 3 7/8 | 98.4 | 2 3/8REG | 5 |
3 7/8GY537 | 537 | 3 7/8 | 98.4 | 2 3/8REG | 5 |
4 5/8GY537 | 537 | 4 5/8 | 117.5 | 3 1/2REG | 8 |
5 5/8GY537 | 537 | 5 5/8 | 142.9 | 3 1/2REG | 13 |
5 7/8GY537 | 537 | 5 7/8 | 149.2 | 3 1/2REG | 13 |
6 1/4GY517 | 517 | 6 1/4 | 159.3 | 3 1/2REG | 20 |
7 5/8GY517 | 517 | 7 5/8 | 193.7 | 4 1/2REG | 32 |
7 5/8GY537 | 537 | 7 5/8 | 193.7 | 4 1/2REG | 32 |
7 7/8GY517 | 517 | 7 7/8 | 200 | 4 1/2REG | 35 |
7 7/8GY537 | 537 | 7 7/8 | 200 | 4 1/2REG | 35 |
8 1/2GY447G | 447 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY447G | 447 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY447T | 447 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY517 | 517 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY517FT | 517 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY537 | 537 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GY537T | 537 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GYT437L | 437 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 1/2GYT517L | 517 | 8 1/2 | 215.9 | 4 1/2REG | 42 |
8 3/4GY447G | 447 | 8 3/4 | 222.3 | 4 1/2REG | 42 |
8 3/4GY447T | 447 | 8 3/4 | 222.3 | 4 1/2REG | 42 |
8 3/4GY517B | 517 | 8 3/4 | 222.3 | 4 1/2REG | 42 |
Company Profile
As a professional supplier of OCTG, drilling equipment and workover service, Sinotai Petroleum Equipment Co., Ltd. lies in the production base of petroleum equipment and China's second largest oil field --Shengi Oilfield. Our company is a high-tech enterprise in Dongying City with business scope covering the sale, trading, post-sale service and technological development of a wide variety of petroleum equipment. Besides OCTG, we provide our customers with other drilling and oil recovery equipment like fishing tools, cementing tools, workover rigs, pumping units and OCTG accessories. The striving target of our company is "Prestige first, Quality supreme; The shortest delivery time, The lowest price, The best quality". Customers' needs are our first priority and customer satisfaction is the bottom line by which we measure our success.
Contact Us
- Sinotai Petroleum Equipment Co., Ltd.
- Contact nameHerish Kuo Chat Now
- Phone86-546-8300512
- AddressNo. 107, Bldg. 45, Gaoerfu, Wanda, Dongcheng
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