Bob Smith Industries BSI 201 Quik Cure Epoxy (4.5 oz. Combined),Clear sold2024 2 inch and 3 inch Lead rail of duplicator 2 inch and 3 inch sanding sleeves for each grit Pack of 12 Size 1 2" 3 4" 1" 1 1 2" Diameter 1 2" 3 4" 1" 1 1 2" Diameter 1 2" 3 4" 1" 1 1 2" Diameter 1 2" 3 4" 1" 1 1 2" Diameter Grit 60 Grit Coarse 80 Grit Medium 120 Grit Fine 60 80 120 Grit Material Resin bonded aluminum oxide Resin bonded aluminum oxide Resin bonded aluminum oxide Resin bonded aluminum oxide Use Remove Materials Quickly Smoothing Surfaces Finishing Work General Sanding Durable Replacement Sanding Sleeves Replacement sanding sleeves are made of high quality cloth backed aluminum oxide abrasive grain making it efficient Full strength is reached in 1 hour Handle parts in ten minutes