Dynabrade 14000 - Dynafile Abrasive Belt Tool .5 hp, Straight-Line, 20,000 RPM, Front Exhaust, for 1/8"-1/2" W x 24" L (3-13 mm x 610 mm) Belts can be used for slack sanding with the correct contact arm. Need assistance? Email us at [email protected] or give us a call at 1-800-888-1802.