Hold the tool firmly and place the impact socket over
the bolt or nut. Turn the tool on and fasten for the proper
fastening time.
The proper fastening torque may differ depending upon
the kind or size of the bolt, the material of the workpiece
to be fastened, etc. The relation between fastening
torque and fastening time is shown in the figures.
Model DTW1001
Proper fastening torque for standard bolt
2
N•m
(ft•lbs)
800
(590)
600
(440)
400
(300)
200
(150)
0
0
1. Fastening time (second) 2. Fastening torque
Proper fastening torque for high tensile bolt
2
N•m
(ft•lbs)
800
(590)
600
(440)
400
(300)
200
(150)
0
0
1
1. Fastening time (second) 2. Fastening torque
10 ENGLISH
M30(1-1/4")
M30(1-1/4")
M24(1")
M24(1")
1
2
3
1
M24(1")
M22(7/8")
M20(3/4")
2
3
4
5
1
M24(1")
M22(7/8")
M20(3/4")
6