Top repair parts for DeWalt hammer drills
- Spindle lock pin. The spindle lock pin prevents the chuck from turning while installing and removing bits.
- Trigger switch. The hammer drill trigger switch starts and stops the hammer drill and controls the speed of the drill.
- Auxiliary handle. The auxiliary handle helps you grip and control the hammer drill
- Battery pack. The battery pack is the rechargeable power source for the hammer drill.
Installing the auxiliary handle and depth gauge on your DeWalt hammer drill
Unplug the hammer drill to disconnect electrical power.
Slide the depth gauge into the mounting hole on the grip clamp.
Slide the grip clamp and the auxiliary handle onto the drill collar and turn the handle until it is tight.
Rotate the handle to the desired position. You can rotate the handle 180-degrees to the depth gauge can be used on either side of the hammer drill housing.