Swingline A7074133 3 Hole Punch, SmartTouch, Low Force, 20 Sheets Punch Capacity (74133) SMARTTOUCH  Durable, 3-hole punch with strong, metal construction and an edge guide for consistent punch alignment COMFORT HANDLE  Wide, soft grip handle adds comfort and makes it easier to punch It conveniently locks in closed position for easy storage 20-SHEET CAPACITY  Sturdy punch pierces up to 20 sheets of paper, creating precise 9/32 holes 50% REDUCED EFFORT  Specially engineered to require 50% less manual force than traditional hole punches Cuts cleanly through paper with reduced effort on the part of the user LESS MESS  A convenient opening built into the base allows for quick paper chip disposal The hole pattern in the base allows the user to see when the chip tray is full BUILT TO LAST  Swingline stands behind this high-quality punch with a limited 1-year warranty