The Alpha-Doc MK4 is a high speed automatic punching machine designed for medium to large size runs involving multiple materials Designed for all paper punching environments, the JBI Alpha-Doc automatic paper punch is probably the best engineered auto punch in its class. All set-ups and paper controls are managed from the central keypad in either metric or imperial sizings. Its adjustable speed and paper pick mean that any stock, from NCR sheets to heavyweight card including plastics and laminated stock, can be punched effortlessly. The JBI Alphadoc paper punch is programmed with all standard UK and US paper sizes and formats with the facility to add another 4 (editable) custom sizes. Fitted with a tab handling device as standard, there is virtually no binding job or stock that this unique machine cannot handle. Powered by standard mains supply, it can be located in any position and is easily wheeled out of the way when not in use.