SPEC
General tightening torque
This chart indicates the tightening torques for
standard fasteners with a standard ISO
thread pitch.
Width
Screw
across
size (B)
flats (A)
8 mm
M5
10 mm
M6
12 mm
M8
14 mm
M10
17 mm
M12
1-21
Specification
General torque
specifications
N·m
kgf·m
ft·lb
5
0.5
3.7
8
0.8
5.9
18
1.8
13.3
36
3.6
26.6
43
4.3
31.7