10 5/8 IADC637 Oil Drilling Roller Tricone TCI Bit
Hejian Hengji Bit Manufacture Co., Ltd.- Manufacturing Process：CNC Milling
- Surface Treatment：Polishing
- Operation Pressure：Atmospheric Pressure
- Material：Carbide
- Transport Package：Wooden Case
- Specification：10 5,8
Base Info
- Model NO.：637
- Trademark：hengji
- Origin：Hebei Hejian
- HS Code：82071990
- Production Capacity：3000piece,Yezr
Description
Basic Info.
Model NO. 637 Trademark hengji Origin Hebei Hejian HS Code 82071990 Production Capacity 3000piece/YezrProduct Description
| Model | TCI Tricone Bits |
| IADC CODE | 417 437 517 537 617 637 737 827 |
| Available sizes(inch) | 3 1/2"~ 26" larger sizes can be custom as your requirement. |
| API regular pin(inch) | 2 3/8;2 7/8;3 1/2;4 1/2;6 5/8;7 5/8 |
| Recommended make up torque(KN.M) | 4.1-4.7/6.1-7.5/9.5-12.2/16.3-12.7/38-43.4/46.1-54.2 |
| Advantage | competitive price and best quality. |
| Bearing type | sealed bearing and non-sealed bearing JM/JMT(metal sealed journal bearing) RM/RMT(metal sealed roller bearing) JR/JRT (rubber sealed journal bearing RR/RRT (rubber sealed roller bearing FR(rubber sealed floating bearing) |
| Formation | soft ,medium soft ,hard,medium hard,very hard formation |