Sizes range from 3 7/8'' to 36 inch
Iadc codes from 114 to 837
Brands we dealt include kingdream, chuanshi, lilin, smith, hughes, varel
Type: tungsten carbide insert tricone bit or steel tooth tricone bit
Application: hard formation for oil well drilling
Bearing: Journal Bearing
Seal: metal or rubber seal
Reg pin: 3 1/2''
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Size | IADC Code | API Regular Pin (in) | Jet nozzle size (mm) | |||
in | mm | Diamter | Length | Nozzle diameter | ||
3 7/8 | 98 | 126 617 | 2 3/8 | 20.3 | 17.5 | 4-10 |
4 1/4 | 107.9 | 131 321 | ||||
4 5/8 | 117.5 | 121 241 527 | 2 7/8 | |||
4 3/4 | 120.6 | 241 | ||||
5 5/8 | 142.9 | 121 241 321 537 | 3 1/2 | 23.6 | 19 | 5-16 |
5 7/8 | 149.2 | 241 321 517 537 547 617 637 | ||||
6 | 152.4 | 211 216 246 437 517 527 537 547 617 637 | ||||
6 1/8 | 155.6 | 117 211 437 517 | ||||
6 1/4 | 158.7 | 121 241 321 517 527 537 547 637 | ||||
6 1/2 | 165.1 | 517 | ||||
6 3/4 | 171.4 | 121 241 321 | ||||
7 1/2 | 190.5 | 121 124 134 217 244 517 527 547 617 | 4 1/2 | 29.8 | 19 | 7-18 |
7 7/8 | 200 | 121 124 131 134 241 321 517 527 547 617 | ||||
8 3/8 | 212.7 | 215 217 517 527 537 547 617 637 | ||||
8 1/2 | 215.9 | 114 116 117 121 124 126 127 131 134 137 211 216 217 241 247 321 437 447 517 527 537 547 617 637 837 | ||||
8 3/4 | 222.2 | 127 417 437 447 517 537 617 | ||||
9 1/2 | 241.3 | 117 124 125 127 437 517 527 537 617 637 | 6 5/8
| 33 | 27 | 8-20 |
9 5/8 | 244.5 | 114 121 124 131 134 437 517 527 | ||||
9 7/8 | 250.8 | 115 121 211 241 321 512 542 612 732 | ||||
10 | 254 | 126 | ||||
10 5/8 | 269.9 | 127 217 417 517 527 | ||||
11 5/8 | 295.3 | 117 127 137 217 417 517 537 547 | ||||
12 | 304.8 | |||||
12 1/8 | 308 | 547 | ||||
12 1/4 | 311.1 | 114 115 116 117 121 124 126 131 134 137 211 214 244 437 517 527 537 547 617 637 | ||||
13 5/8 | 346.1 | 114 115 121 124 437 515 517 | ||||
13 3/4 | 349.2 | 114 115 437 517 | ||||
14 3/4 | 374.6 | 136 127 517 527 | 7 5/8 | 33(41) | 27 | 8-20 |
15 | 381 | 121 124 241 244 | ||||
15 1/2 | 393.7 | 125 215 217 517 537 | ||||
16 | 406.4 | 115 215 515 535 545 | ||||
17 1/2 | 444.5 | 435 515 437 517 527 537 547 | ||||
18 | 457.2 | 547 | ||||
18 1/2 | 469.9 | 547 | ||||
19 1/4 | 489 | 115 225 | ||||
20 | 508 | 125 215 515 525 | ||||
22 | 558.8 | 124 | ||||
24 | 609.6 | 124 | ||||
26 | 660.4 | 114 124 134 525 | ||||
36 | 914.4 | 124 | ||||
