GISON 2″ Air Angle Sander 50mm 15000rpm (GP-823A) Type Rotate Pad Size 2'' Max speed 15,000 rpm Net weight 0.56 kg Height 76 mm Lenght 152 mm Air cons 0.56 m3/min Air inlet 1/4'' Hose size (I.D.) 5.0 mm Air pressure 90 psi (6.3 kg/cm2) Sound pressure 85 dBA Vibration <2.5 m/sec2