Air Orbital Sander Product Type Air-Powered Orbital Sander Kit Disc Motion Random Orbital Abrasive Mount Type Hook and Loop Duty Light Orbit Diameter 7/32 in Air Consumption 513 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 3128 Tool Length 5 11/16 in Tool Weight 0.3 lb Average Flow Rate 2 cfm