311mm 12 1/4 Inch CR617 TCI Tricone Rock Roller Bit with 100kg Weight and Rubber Sealed Journal Bearing
The 311mm (12 1/4 Inch) CR617 TCI Tricone Rock Roller Bit is engineered for exceptional drilling performance in medium-hard formations with high compressive strength and abrasiveness.
- High-efficiency drilling with unique cutting tooth design for faster penetration rates
- Exceptional durability from high-strength alloy steel construction with precision heat treatment
- Superior adaptability across various formation types from soft to hard rock conditions
- Easy installation and replacement with user-friendly design
| Product Name | 12 1/4 inch CR617 TCI Tricone Bit |
|---|---|
| Size | 311mm (12 1/4 inch) |
| Model Number | CR617 |
| Series | CR |
| Tooth Type | TCI (Tungsten Carbide Insert) |
| Connection | 6 5/8" Reg PIN |
| Bearing Type | Rubber Sealed Journal Bearing |
| Nozzle Configuration | Three Jet Nozzles |
| Weight | 100kg |
| Certifications | A7-1, SY/T5164, ISO9001:2008 |
| Applications | Water Well, Oil Well, HDD, Exploration, and more |
Medium hard formations with high compressive strength and high abrasiveness, including limestone, dolomite, sandstone, and chert.
| IADC Code | WOB (KN/mm) | RPM (r/min) |
|---|---|---|
| 617,627 | 0.35~1.05 | 80~40 |
Crossing Bit is a leading manufacturer of PDC bits and tricone bits in northern China, exporting high-quality drill bits to over 30 countries worldwide. With exceptional product reliability and quality, we serve the drilling, construction, HDD, exploration, water well, geothermal, mining, and oil & gas industries.
Our comprehensive product line includes tricone bits, PDC bits, tricone cutters, PDC reamers, drag bits, and HDD hole openers, all designed to meet diverse customer needs with superior performance and durability.
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