Makita P-36918 4in Sanding Belt 100 x 610mm 5 Pack 100 Grit Medium, Red. This belt is designed for use with very powerful belt sanders. It is suitable for sanding wood, regular steel, and floors. The belt features hard-wearing aluminium oxide grit bonded to a cloth backing for high durability and long life. Compatible with Makita models 9401, 9403, 9404, 9924DB, and other makes. Specifications: Overall Length: 610mm, Width: 100mm, Grit: 100, Pack Quantity: 5. Weight: 0.494 pounds.