Description
Manual tong is an essential tool in oil drilling operation to fasten or remove the screws of drill pipe and casing joint or coupling. The handling size of manual tong can be adjusted by changing latch lug jaws and latch steps. The available range of manual tong is from 2-3/8 inch to 10-3/4 inch.They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.
No. of Latch Lug Jaw |
Size Range in |
Rated Torque (kN • m) |
1# |
2-3/8”~3-1/2” |
27 |
2# |
2-7/8”~4-1/4” |
|
3# |
4”~5-3/4” |
|
4# |
5-3/4”~7” |
20 |
5# |
7-1/4”~8-5/8” |
|
6# |
9-5/8”~10-3/4” |
14 |