Air Orbital Sander Vacuum Type Self-Vacuum Product Type Air-Powered Orbital Sander Disc Motion Random Orbital Abrasive Mount Type Adhesive-Backed Motor Type Gearless Duty Heavy Orbit Diameter 3/16 in Horsepower 0.3 hp Grip Type Palm Speed Settings Variable Air Consumption 18 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 1/4 in Exhaust Location Rear Tool Series Dynorbital Supreme Tool Length 9 in Tool Weight 2.1 lb