Hitachi ds12dvf3 3 User Guide
English
23
HOW TO SELECT TIGHTENING TORQUE
Table 4
NOTE:
The selected content shown in Table 4 indicates the differences according to screw type,
screw size and material used.
The selected content shown in Table 4 indicates the differences according to screw type,
screw size and material used.
CAUTION:
●
While operating the Cordless driver drill, take care not to lock the motor.
If the motor is locked, immediately turn the power off.
If the motor is locked for a while, the motor or battery will be burnt.
If the motor is locked, immediately turn the power off.
If the motor is locked for a while, the motor or battery will be burnt.
●
Do not tighten too strongly as the screw heads will be damaged.
Clutch dial
Tightening torque
Operation example
position
Approximately 9 in-lbs. (10 kg-cm)
Approximately 15 in-lbs. (17 kg-cm)
Approximately 23 in-lbs. (26 kg-cm)
Approximately 35 in-lbs. (40 kg-cm)
Approximately 43 in-lbs. (49 kg-cm)
Approximately 52 in-lbs. (60 kg-cm)
High speed: approximately 61 in-lbs.
(70 kg-cm) (DS12DVF3)
approximately 71 in-lbs.
(82 kg-cm) (DS14DVF3)
approximately 97 in-lbs.
(112 kg-cm) (DS18DVF3)
Low speed: approximately 230 in-lbs.
(265 kg-cm) (DS12DVF3)
approximately 300 in-lbs.
(347 kg-cm) (DS14DVF3)
approximately 400 in-lbs.
(459 kg-cm) (DS18DVF3)
Machine screw
tightening Screw
tightening for soft wood
material
tightening Screw
tightening for soft wood
material
Screw tightening for
hard wood material
hard wood material
Thick screw tightening
When used as a drill.
When used as a drill.
1
3
7
13
17
22