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. "The Original" Dynafile Air-Powered Abrasive Belt Tool - The Best Tracking Abrasive Belt Tool in the World! Model 14000 for 24" Long Belts.

Dynabrade 14000 Dynafile Abrasive Belt Tool with a Dynabrade 11232 Dynafile Contact Arm Assembly seen here grinding a corner weld in a tight space.