Punch clearing design - Allows the punch to completely clear the die.;Material hold down feature - Restricting the movement of the material being cut, by firmly holding it in-place. The easy open & close height adjusting knob, is low profile - will not interfere with your work, when using mallet, hammer or a hydraulic press.;Organizing base - Laser engraved for easy punch identification.;Inches: (1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8 & 1);Metric: (3mm, 4.75mm, 6.35mm, 8mm, 9.5mm, 11mm, 12.7mm, 14.3mm, 16mm, 17mm, 19mm, 20.6mm, 22mm & 25mm);This is an O.E.M. part