Air D.A.Sander, CE and GS approved, with 6" Velcro or Vinyl type PAD... Free speed:10,000RPMAverage Air Consumption (25%): 4SCFMPAD: 6", 150mmAngle:90oExhaust:Bottom Length:217mmWeight: 1.5Kg, 3.3LbAir Pressure: 90psi, 6.3kg/cm2Air Inlet:1/4" 6" Air D.A. Sander