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
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