We manufacture only ONE line of abrasive belts, as a large segment of our business is the industrial market, our inventories are keyed to their needs. The benefit to you is a "state of the art", heavy cloth backed belt made to order with a non-directional butt splice. These resin over resin bonded belts will save you time and money. Save more and have a mix of the most popular grit sizes with this assortment box. This huge 18 piece belt assortment kit contains 3 belts each in the most popular grits; 60, 80, 100, 120, 150 and 180.