Master® 20-Sheet DUO Heavy-Duty Two- and Three-Hole Punches, 9/32" Holes, Black

It's a breeze! Switch from two to three-hole punching with ease. One side punches two holes, the other side punches three—no effort or adjustments needed. Removable chip tray makes clean-up easy. Metal and plastic. Sheet Capacity: 20; Operating Method: Manual; Number of Holes: 2-3; Hole Diameter: 9/32".