Hitachi DB 3DL Technical Data & Service Manual page 7

4-1-6. Manual tightening mechanism
The Model DB 3DL is usable as a manual screwdriver. When a screw cannot be tightened completely with the
clutch setting, power off the Model DB 3DL and use it as a manual screwdriver by turning the main body
(maximum manual tightening torque: 5 N m {51 kgf cm}).
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4-1-7. 21-stage clutch
The torque can be finely adjusted by the 21-stage clutch.
4-1-8. Lock button
The lock button is provided to prevent inadvertent start of the motor even if the switch is turned on by mistake.
4-1-9. Blow-molded case
The compact blow-molded case is convenient for carrying the tool. A spare battery (optional accessory) can also
be stored in the case.
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