3M™ Hookit™ Gold Disc 236U is intended for rough featheredging, as well as for the final sanding of plastic filler and putty. The gold abrasives are precision coated with high quality minerals and resins to help deliver long-lasting discs that cut through a variety of surfaces, including paint, primer, fibreglass, metal and SMC. 3M™ Gold Abrasives help produce uniform, consistent finishes and are available in both 3M™ Stikit™ Attachment and 3M™ Hookit™ Attachment options for convenience and reuse.