These smoothing disks are the perfect complement to the 3M Hook and Loop Diamond disks for use on your hand held grinder. They are manufactured from the same high quality material as our larger smoothing pads and come backed with female Velcro™ for easy attachment. Available in 220, 325, and 600 grit. The Velcro™ backed felt disk is a natural wool felt for use with cerium oxides for quick and efficient polishing of your material.