Uneeda Enterprizes, Inc M-107210 M-107210 3-Inch x 21-Inch No 36 Grit Aluminum Oxide Cloth Sanding Belt Uneeda Enterprizes, Inc., established in 1967, has been built with a commitment to selling the highest quality products, providing unmatched customer service, technical support and the best overall value for every dollar spent 3-Inch x 21-Inch Aluminum Oxide Cloth Belt No 36 Grit T28 Joint 10 Qty.