Type AAX manual tongs are necessary tools applied to make up and break out pipes, changing lug jaws and latch steps can adjust different handling sizes of the tongs. They are designed and manufactured according to API Spec 7K.

B type manual tong, B 3 3/8"-13 3/8"/75; API Spec 7K 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 and latch steps.

Type Q3 1/2-17/90 DB Manual Tongs is used for making up or breaking out the screws of drill tools and casing joint or couping.It can be adjusted by changing lug jaws latch and latch steps.Type Q3 1/2-17/90 DB Manual Tongs KN.m is: 90,55 mm.

Q4-17/140 SDD Manual Tongs is used to fasten or remove the screws of drill tool and casing in well drilling operation.The handing size of this type tong can be adjusted by changing latch lug jaws. Q4-17/140 SDD Manual Tongs KN.m is 140,105,85