Air Orbital Sander Vacuum Type Non-Vacuum Product Type Air-Powered Orbital Sander Disc Motion Random Orbital Abrasive Mount Type Adhesive-Backed Motor Type Gearless Duty Heavy Orbit Diameter 1/8 in Horsepower 0.4 hp Grip Type Palm Speed Settings Variable Air Consumption 20 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 1/4 in Exhaust Location Front Tool Series Dynabrade Denibber Tool Length 5 3/8 in Tool Weight 1.6 lb