Type Q73-340/75(2 7/8-13 3/8in) AAX Manual Tong is an essential tool in oil drilling operation to fasten or remove he screws of drill pipe and casing joint or coupling. It can be adjusted by changing latch lug jaws.
| No.of Latch Lug Jaws | Size Range | Rated Torque | ||
| in | mm | lb·ft | KN·m | |
| 1# | 2 7/8-3 3/4 | 73-95.25 | 40000 | 55 |
| 2# | 3 1/2-4 1/2 | 88.9-114.3 | ||
| 3# | 4 1/4-5 1/4 | 107.95-133.35 | 55000 | 75 |
| 4# | 5-7 | 127-177.8 | ||
| 5# | 6 7/8-8 5/8 | 174.6-219.1 | ||
| 6# | 9-10 3/4 | 228.6-273.05 | 30000 | 40 |
| 7# | 10 3/4-11 3/4 | 273.05-298.45 | ||
| 8# | 13 3/8 | 339.7 | ||
