Durable aluminum oxide grain for longer disc life and higher removal rates. Resin coated to resist heat and humidity for longer life. Used for finishing of wood, metal, fiberglass, plastic and painted surfaces. For use on spindle sanders.
From the Manufacturer
Delta 31-788 1/2-Inch 80 Grit Sanding Sleeves for 31-780 Spindle Sander (6-Pack)