Astro Pneumatic (AST222S) 5" High Speed Sander - 20,000 rpm

  FEATURES High-speed, vibration-free performance Lightweight pistol grip design offers greater control and comfort Comes complete with 3 in and 4-1/4 in phenolic backing pad and hub wrench Built-in regulator for positive speed control Direct drive motor with handle exhaust SPECIFICATIONS: Pad Size: 3", 4-1/2", 5-1/2" Free Speed: 18,000rpm Overall Length: 5-3/4" (146mm) Net Weight: 2-1/2lbs. (1.1kg) Spindle Thread Size: 7-16"-20 Air Inlet Thread NPT: 1/4" Air Hose I.D. Size: 3/8" (10mm) Avg. Air Consumption: 4cfm Air Pressure: 90-120psi