HIGH-PERFORMANCE ELECTRIC PUNCH WITH FIXED PUNCH HEADS IS FAST AND RELIABLE. IDEAL FOR HIGH-VOLUME PROJECTS AND USE IN SHARED WORKSPACES. ERGONOMIC, PUSH-BUTTON ACTIVATOR ALLOWS EFFORTLESS PUNCHING WITH QUICK, PRECISE AND CRISP CUTS. ELECTRIC PUNCH DRILLS THREE 9/32″ HOLES THROUGH 28 SHEETS OF PAPER AT ONE TIME. ANTI-JAM KNOB PROVIDES WORRY-FREE OPERATION. BUILT-IN PAPER GUIDE LETS YOU ALIGN PAPER EASILY AND NEATLY. SMOOTH, QUIET OPERATION ENHANCES ENVIRONMENT. HEADS ARE NOT ADJUSTABLE. POWERED BY A 6 FT AC ADAPTER.