Package Contents: 8 pieces per pack of carbon brushes crafted from premium imported carbon material. Compatibility: Compatible with various tools including BO6040 Sander, 9565CV Angle Grinder, 9560CV Angle Grinder, 9561CV Angle Grinder, 9563CV Grinder, 9564CV Angle Grinder, 9564CVL Angle Grinder, GD0800C Die Grinder, GD0810C Die Grinder, 9564 Angle Grinder, 9565 Angle Grinder, 9566CV Cut Off Angle Grinder, PW5001C Wet Stone Polisher, 9566PC 6" SJS Cutoff / Angle Grinder, 9565PC 5" SJS Angle Grinder, 9564PC 4-1/2" SJS Angle Grinder, and more. Also compatible with models such as 9553NB, 9554NB, 9557NB, 9557PB, 9558PB, BHR202, GD0600, GD0601, HR2470F, HR2811F, 9553B, 9553NBK, 9554NBK, 9555NB, 9555NBK, 9557PBX1, 9558HN, 9564P, GA5040, GA5040X1, HR2230, HR2470FT-Type-1, HR2470FT-Type-2, HR2811FT-Type-1, and HR2811FT-Type-2.