3M Red Abrasive Stikit Disc, 6 inch, 40 Grit, (25 discs per box). 3M Red Abrasives are a comprehensive line of economical abrasives that deliver “Best in Class” performance on a variety of substrates. Adhesive backed Stikit abrasive discs allow for easy attachment and removal where DA sanding is used. Abrasive disc used for stripping paint to metal, shaping and sanding plastic filler. Gang in my opinion this item by 3M will save you money and time, great addition by 3M, go 3M you deserve it all...Kas 01117