3M 6" 251U STIKIT GREEN CORPS "E" WEIGHT RESIN BOND DISCS 251U - An all mineral/bond construction and tough "E" weight backing provides for a fast cutting, long lasting abrasive disc. Excellent for coarse sanding of hull and deck areas as well as stripping paint to metal, shaping and sanding plastic fillers. Suggested backup pads 05556 or 05576. Disc is 6" x No Hole. Product is sold by the individually lined disc . 100 discs per box. 5 boxes per case.