The PORTER-CABLE 712401805 2-1/2-Inch by 14-Inch Aluminum Oxide 180G Belt is constructed of durable aluminum oxide grain for longer disc life and higher removal rates. Resin coated to resist heat and humidity for longer life. The heavy duty x weight cloth resists tearing and stretching. Also, the bi-directional flush joint runs smooth in both directions. For use with portable belt sanders while surface finishing of wood, metal, fiberglass, plastic and painted surfaces. (5 belts per pack)