... 3).Grit: P80 #. 4).Ideal for smoothing with electric tools. Velcro Abrasive Disc 1).Application: It ... light metal. It is better to be used with electric tool.2).Performance: Sharp deburring, antistatic, ... , stone, metal and so on .Velcro disc with holes is better for the strips go out .So ... hole, 1hole, 5 holes, 6 holes, 7 holes, 8 holes, 16 holes or as customers request.Backing: C, D, E, F weight paper ...