Tongs za Mwongozo ni zana muhimu zinazotumiwa kutengeneza na kuvunja mabomba. Kubadilisha taya za lug na hatua za latch
zinaweza kurekebisha ukubwa tofauti wa kushughulikia wa koleo. Zimeundwa na kutengenezwa kulingana na API Spec
7K Specification kwa ajili ya kuchimba visima na vifaa vya kuhudumia visima.
| No.of Latch Lug taya | Hatua ya latch | Safu ya ukubwa mm (ndani) |
Torque Iliyokadiriwa(kN.m) |
| 5a | 1 | 86~105(3-3/8~4-1/8) | 55 |
| 2 | 105~133(4-1/8~5-1/4) | ||
| 5b | 1 | 108~133(4-1/4~5-1/4) | 75 |
| 2 | 127~146(5~5-1/4) | ||
| 3 | 152~171(6~6-3/4) | ||
| 5b~1 | 1 | 133-146(5-6) | 75 |
| 2 | 146-168(6-7) | ||
| 3 | 168~208(7~8) | ||
| 5c | 1 | 168~187(6-5/8~7-3/8) | 75 |
| 2 | 187~203(7-3/8~8) | 55 | |
| 3 | 216~219(8-1/2~8-5/8) | ||
| 5d | 1 | 216~244(8-1/2~9-5/8) | 55 |
| 2 | 270~273(10-5/8~10-3/4) | ||
| 5 e | 1 | 298(11-3/4) | 55 |
| 2 | 324(12-3/4) | ||
| 5e1 | 1 | 273(10-3/4) | 55 |
| 2 | 298(11-3/4) | ||
| 5e3 | 1 | 330(13) | 55 |
| 340(13-3/8) |