DYNAMIC DYNABRADE DYNAFILE: Our world-famous Dynafile III abrasive belt tool replaces tedious hand filing and sanding! Use it to grind, deburr, polish, and more. Applicable on a variety of surfaces. VERSATILE PERFORMANCE: The handle design features a 7 degree offset. Grinding head pivots 360 degrees. Housing allows easy access in tight spots. Lightweight tool design minimizes operator fatigue. CONTACT ARM INCLUDED: This tool includes a Contact Arm (11287) but also accepts over 20 interchangeable contact arms. Tracking permits belts 1/4" to 3/4" wide by 20.5" long. Belt guard detaches. PNEUMATIC MOTOR: Air-powered motor runs at 0.5 hp, up to 20,000 RPM. The motor's pneumatic design ensures tool is lightweight, versatile, easier to maintain, and powerful. Front exhaust diverts dust. THE DYNABRADE DIFFERENCE: A reputation for excellence in the design and manufacturing of pneumatic abrasive power tools. We listen. We observe. We OPTIMIZE.