3M(TM) Premium Mold and Tooling Compound, Gallon, 4 per case Unique formulation aggressively removes sanding scratches in tooling gelcoat (P600 or finer discs with soft interface, 1000 or finer 3M(TM) Wetordry(TM) sheets), reducing sanding and compounding time while saving time. Contains no wax or silicone. Follow with 3M(TM) Finesse-It(TM) II Finishing Material (PN 09048) for a clean high gloss finish.