Our top-quality Strip Sander Belts are made with a durable, open coat Aluminum Oxide material that is both fast-cutting and resistant to loading for longer life. Shopsmith Strip Sander Belts feature a unique industrial-grade backing that provides long-lasting performance while still maintaining the flexibility necessary to sand even the finest of details to perfection. Includes: (5) 1" x 42" 400 Grit Aluminum Oxide Strip Sanding Belts