Home > Products > Drill Collar > API Drilling Tool Drill Collar 8 5/8 REG 279.4
API Drilling Tool Drill Collar 8 5/8 REG 279.4
US$ 315 - 786
/ Unit
1 Unit(Min. Order)
- Tianjin Port; Shenzhen Port
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Product Details
| Place of Origin | Sichuan, China | Brand Name | Hongcheng | |
| Model Number | 8 5/8 REG 279.4 | Type | Drill Collar | |
| Machine Type | Drilling Equipment | Certification | API | |
| Material | Other, 4145H | Processing Type | Forging | |
| Use | Well Drilling |
Product Description
The drill collars are made of from 4145H modified chromium-molybdenum alloy steel acc. to API Spec. 7 and SY/T5144. All threads can be phosphate, copperised or cold worked. All threads are machined with CNC Lathes-Double-shouldered and special thread, and the max diameter of drill collar is 14 inch.
1. High-strength
2. API Standard
3. Excellent Cost Performance
Contact Us
- Guanghan Hongcheng Petroleum Tools Co., Ltd.
- Contact nameAlexander Wang Chat Now
- Phone0086-0838-5221880
- AddressLiangshuijing Village, Jinyu Town, Guanghan, Deyang, Sichuan
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| BOP | Crossover | Drill Collar | Fishing Tool |
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| Sub |
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