Milwaukee 7145-21 3/4-Inch to 2-1/2-Inch 16-Gauge Straight Finish Nailer Operating Pressure: Min-70 PSI, Max-120 PSI Air Consumption: .04 ft3/cycles at 100 psi Fastener Length: Min. 0.75 in., Max. 2.5 in.; Fastener Size (Diameter): 16 gauge Magazine Capacity: 109 nails Collation Angle: 0; Air Inlet: 1/4 in. NPT