The heat-resistant copper wire motor prevents overheating during normal use. u Type: Buffer & Polisher. ???? Complete Kit Ready to Use: Includes: 1x Mini Polisher, 1x 3" backing plate, 1x 4" backing plate, 4x 3" sponge pads, 4x 4" sponge pads, 2x 3" wool pads, 2x 4" wool pads, 6x 3" sandpaper, 6x 4" sandpaper, 1x pair disposable gloves, 1x handle, 1x user manual.