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| Quantity: | |
|---|---|
Bit Sub
WISE CHANNEL
1.OD:57mm-168mm
2.Material:35CrMo/40Cr/4137H
3.Length: N:235mm M:195mm or as your request
4.Apply to connection 50mm drill rod Well Drilling,Geological drilling
5.Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50, Vam Top or as your request
Crossover sub | |||
Description | Upper Connection pat | Lower Connection Part | Type |
Kelly cross-over sub | Kelly | Drill pipe | A or B |
Drill pipe cross-over sub | Drill pipe | Drill pipe | A or B |
Interim cross-over sub | Drill pipe | Drill collar | A or B |
Drill collar cross-over sub | Drill collar | Drill collar | A or B |
Drill bit cross-over sub | Drill collar | Drill bit | A or B |
Swivel cross-over sub | Swivel lower sub | Kelly | C |
Fishing cross-over sub | Kelly | Drill pipe | C |
Drill pipe | Fishing tools | C | |
| Pin-Box Adaptors | ||||
| Model | Size A(mm) | Size B(mm) | Size C(mm) | Wrench Flat(mm) |
| 2 3/8 REG pin - 2 3/8 REG box | 25 | 45 | 78 | 57 |
| 2 3/8 IF pin - 2 3/8 REG box | 25 | 45 | 89 | 70 |
| 2 3/8 IF pin - 2 3/8 IF box | 25 | 45 | 89 | 70 |
| 2 3/8 REG pin - 2 7/8 REG box | 25 | 45 | 102 | 70 |
| 2 7/8 IF pin - 2 7/8 IF box | 25 | 45 | 108 | 85 |
| 3 1/2 REG pin - 3 1/2 REG box | 25 | 50 | 114 | 95 |
1.OD:57mm-168mm
2.Material:35CrMo/40Cr/4137H
3.Length: N:235mm M:195mm or as your request
4.Apply to connection 50mm drill rod Well Drilling,Geological drilling
5.Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50, Vam Top or as your request
Crossover sub | |||
Description | Upper Connection pat | Lower Connection Part | Type |
Kelly cross-over sub | Kelly | Drill pipe | A or B |
Drill pipe cross-over sub | Drill pipe | Drill pipe | A or B |
Interim cross-over sub | Drill pipe | Drill collar | A or B |
Drill collar cross-over sub | Drill collar | Drill collar | A or B |
Drill bit cross-over sub | Drill collar | Drill bit | A or B |
Swivel cross-over sub | Swivel lower sub | Kelly | C |
Fishing cross-over sub | Kelly | Drill pipe | C |
Drill pipe | Fishing tools | C | |
| Pin-Box Adaptors | ||||
| Model | Size A(mm) | Size B(mm) | Size C(mm) | Wrench Flat(mm) |
| 2 3/8 REG pin - 2 3/8 REG box | 25 | 45 | 78 | 57 |
| 2 3/8 IF pin - 2 3/8 REG box | 25 | 45 | 89 | 70 |
| 2 3/8 IF pin - 2 3/8 IF box | 25 | 45 | 89 | 70 |
| 2 3/8 REG pin - 2 7/8 REG box | 25 | 45 | 102 | 70 |
| 2 7/8 IF pin - 2 7/8 IF box | 25 | 45 | 108 | 85 |
| 3 1/2 REG pin - 3 1/2 REG box | 25 | 50 | 114 | 95 |
