Manual Tongs Type WWB
WWB Manual Tongs 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 latch lug jaws. They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.
No.of Latch Lug jaw | Size Range(mm(in)) | Rated Torque kN·m | |
mm | in | ||
1# | 60.3-95.25 | 2.3/8-3.3/4 | 48 |
2# | 88.9-117.48 | 3.1/2-4.5/8 | |
3# | 114.3-146.05 | 4.1/2-5.3/4 | |
4# | 133.35-184.15 | 5.1/4-7.1/4 | |
5# | 174.6-219.1 | 6.7/8-8.5/8 | |
6# | 228.6-273.05 | 9-10.3/4 | 35 |