Hammer Knobs

This is an authentic HHHH replacement part, sourced from the original manufacturer for use with rotary hammers. The special knob assembly connects to the housing and is used when adjusting the speed of the hammer. This item is available as an individual replacement part.

This is an authentic replacement part manufactured for use with DeWalt drill/drivers and hammer drills. The plastic button is located near the switch and is used as an actuator to change the direction of the drill. This button is sold as an individual replacement part.