A puncher that can do slot punch, 1-hole punch and corner cut
The adjustable knob is easy and quick conversion for 3 kinds of functions without any tools.
(1)1-hole paper punch(1/4?hole)
(2)Slot punch for name badge or I.D. card(3 X 14mm)
(3)Corner cutter-3.5mm radius-cut
?Punching capacity?20 sheets of 20 lbs paper or 1.0mm thickness plastic sheet.