No. of Latch Lug Jaws | Short jaw | Hinge jaw | Handling O.D | Rated Torque | |
mm | In | 48 | |||
1# | 2 3/8—7 | — | 60-93 | 2 3/8—3.668 | |
2# | — | 73-108 | 2 7/8—4 1/4 | ||
3# | — | 89-133 | 3 1/2-5 1/4 | ||
4# | — | 133-178 | 5 1/4-7 | ||
5# | 7 3/8—10 3/4 | 7—8 5/8 | 178-219 | 7—8 5/8 | |
6# | 9 5/8—10 3/4 | 244-273 | 9 5/8—10 3/4 |
Type Q60-273/48(2 3/4_10 3/4)in C Manual Tong is an essential tool in oil drilling operation to fasten or remove the screws of drill pipe and casing joint or coupling. It can be adjusted by changing Laugh Lug Jaws and latch steps.