2:1 pitch manual punching and binding machine designed for regular use in a small to medium sized office. Binds up to 340 sheets Closure control guarantees easy ring wire closure for perfect presentations every time Gauge to alter margin for a stronger bind Special hardened punch pins for long lasting life Staggered punching pins for better punching QSA (Quick Size Adjustment) for high flexibility of different paper formats: A5, A4 and A3 Adjustable side lay for perfect punching registration Easy to empty sliding waste tray Measures the document or ring wire size Parallel adjustment guarantees a perfect bind every time Heavy duty construction & compact design