Staple , Air Powered, Air Consumption 0.77 cfm, Air Inlet 1/4 in NPT, Air Pressure 95 psi, Max. Air Pressure 95 psi, Min. Air Pressure 60 psi, Min. Hose Size 1/4 in, Exhaust Location Top, Tool Brand SENCO, Firing Mode Sequential, Depth Control No, Fastener Type Upholstery, For Staple Leg Length 3/16 in to 1/2 in, For Staple Type Crowned, For Staple Width 1/2 in, For Staple Gauge 20 ga, Staple Capacity 110 to 192, Duty Rating Industrial Duty, Housing Material Aluminum, Overall Height 6 1/2 in