Product information: 4"Air Angle Sander Built regulator to control speed. Planetary gearing balances load on bearings and gears for greater power. Side exhaust. Sanding Pad: 4"in 100mm Free Speed RPM: 10.000 Air lnlet(PT): 1/4" AirHose(lD): 3/8" Avg. Air Consumption: 5cfm 141.7l/min Net Weight: 3.60Lbs 1.633kgs Sug. Air Comp(HP): 2

