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cordless drill-driverclick to hear

Battery-powered portable electric tool used to drill holes and to screw and unscrew.
cordless drill-driver keyless chuck speed selector switch battery pack torque adjustment collar trigger switch screwdriver bit reversing switch charger battery pack

keyless chuck click to hear

Chuck with a regulating ring that automatically tightens the jaws on the tool’s shank.

speed selector switch click to hear

Device for regulating the chuck’s rotation speed.

battery pack click to hear

Device that stores chemical energy while charging, then converts it to electric energy.

torque adjustment collar click to hear

Ringlike part controlling the tool’s torsion power. Screwing needs lower torque than drilling.

trigger switch click to hear

Connection mechanism for starting or stopping the tool by squeezing with the finger.

screwdriver bit click to hear

Detachable tool inserted into the chuck and used for screwing and unscrewing.

reversing switch click to hear

Switch for selecting the bit’s or drill’s direction of rotation (screwing or unscrewing).

charger click to hear

Electrical device for recharging the tool’s battery.

battery pack click to hear

Device that stores chemical energy while charging, then converts it to electric energy.