3 cushion-sewn buffing wheels: 50mm, 75mm, 100mm; plus a threaded arbor.Emery stick (black): cutting compound for deburring; buffing on copper, brass, aluminium, steel, stainless steel, nickel & iron.Diamond compound stick (white): extra-fine dry compound for polishing on chromium, stainless steel, carbon steel, brass & aluminium.Tripoli compound stick (brown): cutting compound for use on non-ferrous metals - eg. copper, brass & aluminium.Maximum speed 4000rpm.