Round standard metal punch units are complete units consist of punch, die and draw stud;Use with battery-powered, hydraulic, ratchet or manual drivers;Properly assembled through pilot holes, they will make clean, fast and accurate holes;Slug falls free in die;Can be used on mild steel up to 10 gauge

• Greenlee 75BB Standard Round Knockout Punch Unit, 1-15/16-Inch
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Greenlee 75BB Standard Round Knockout Punch Unit, 1-15/16-InchGreenlee