Makita® Flat Washer 21 is designed for 9005BZ, 9005B grinders, 6913D, 6950, 6951 impact drivers, HP2040 hammer drill, LXDG01Z, LXDG01 18 V LXT lithium-ion cordless 1/4" die grinders, GD0601 1/4" die grinder, GD0600 paddle switch die grinder and PW5001C wet stone polisher.