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 0.5 hp, Grip Type Extended, Speed Settings Variable, Air Consumption 23 cfm, Required Pressure 90 psi, Air Inlet Size 1/4 in, Air Inlet Type NPT, Minimum Hose Size 3/8 in, Exhaust Location Rear, Tool Series Two-Hand Dynorbital, Tool Length 12 1/2 in, Tool Weight 3.5 lb