Milwaukee® Brush Holder Assembly is designed for 1/2" reversing drill, drill motor, Sawzall®, super Sawzall® with quik-lok blade clamp, 1/2" power pack drill motor, 3/4" rotary hammer, D-handle hammer-drill, 1/2" D-handle drill 0 - 600 RPM with quik-lok cord, 100 V super Sawzall®, 3/8" drills and trigger speed control Sawzall® and double insulated drill.