API Standard Factory Supply Tri-cone Bit Tricone Drill Bit For Water Well Drilling
This API-standard tricone drill bit is designed for water well drilling in medium-hard formations with low compressive strength. Featuring a rubber-sealed bearing, 3 1 2 API Reg pin thread, and gauge protection, it ensures durability and precise performance. With a weight of 20kg and compatibility with SY T5164 standards, it delivers reliable drilling efficiency. Certifications: Compliant with industrial standards, ensuring quality assurance and global market access.
| Size (inches) | Size (mm) |
|---|---|
| 3 7/8 | 98 |
| 4 5/8 | 118 |
| 5 7/8 | 149 |
| 6 | 152 |
| 6 1/2 | 165 |
| 7 1/2 | 190 |
| 7 7/8 | 200 |
| 8 1/2 | 216 |
| 8 3/4 | 222.2 |
| 9 1/2 | 241 |
| 9 5/8 | 244.4 |
| 9 7/8 | 250 |
| 10 5/8 | 269 |
| 11 5/8 | 295 |
| 12 1/4 | 311 |
| 12 5/8 | 320.6 |
| 13 5/8 | 346 |
| 14 3/4 | 374.6 |
| 15 1/2 | 393 |
| 16 | 406 |
| 17 1/2 | 445 |
In addition, there are some large-sized three cone drill bits, such as 26 inches (660 mm), 36 inches (914.4 mm), etc., mainly used for some special large-scale engineering or oil drilling projects.
Tricone bits are mainly used for large-scale open-pit mining, such as open-pit coal mines, iron mines, copper mines and molybdenum mines, also the non-metallic mines,water well drilling. With the increasing in variety of type, it's also widely used in quarrying, foundation clearing, hydro geological drilling, coring, tunneling in railway transportation department and shaft drilling in underground mines
- The durability of premium tungsten carbide insert is improved with new formulas and new techniques for bit.
- Multiple gauge protection with gauge trimmers on the heel, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.
- High precision bearing with two thrust faces. Hardfaced head bearing surface. Abrasion resistance and seizure resistance of the bearing are improved.
- O-ring, Optimal seal compression and curved seal structure can enhance the seal performance. increase the lubricating reliability.
- Product Application High WOB It is suitable for various formations

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