SUNEX TOOLS SX278C 5\/16-Inch Straight Punch Flange Tool

Head swivels 360-Degrees for ease of operation | 8mm diameter hole punch/crimp/flange up to 14 -Gauge capacity | Comfort grip sleeve for positive retention | Specifications: punch hole size (mm) 8, air inlet (npt) 1/4, m-Inch hose size (i.d.) 3/8, recommended air pressure (psi) 90, average air consumption (cfm) 4, length (-Inch) 10, shipping weight (lbs.) 3.5