The Sterling DigiPunchmaster Automatic Punching Machine 

The Sterling Digipunchmaster is a heavy duty high speed automatic punching machine that automatically punches paper at speeds up to 120 strokes per minute. It can punch sheets from 17 X 20 inches down to 5 X 5.5 inches. Paper is collected in the high pile receding stacker which can be re-loaded in a few minutes. The automatic touch screen allows for the automatic setting of the holes’ rear margin. This is especially useful for binding wire bound books on fully automatic wire binders. Speed up your punching with The Sterling Digipunchmaster.