Swingline Desktop Hole Punch, Heavy Duty Hole Puncher, LightTouch, Adjustable, 2-7 Holes, 40 Sheet Punch Capacity, Black/Silver (74357) LEVER HANDLE  Durable metal punch is designed to simplify the punching process. A light touch is all it takes to reliably punch clean, precise holes. ADJUSTABLE PUNCHING SYSTEM  Patented punch head system comes with 3 punch heads, but can accommodate between 2 and 7. Additional punch heads (A7074870) are sold separately. 40-SHEET CAPACITY  Punch neatly pierces as many as 40 sheets of paper, creating precise 9/32 holes. REDUCED EFFORT  Lever requires 50% less manual force than traditional desktop punches. JAM-FREE LIGHTTOUCH PUNCH  Powerful punch heads are guaranteed jam-free. Punch heads and lever handle are fused together for additional strength and reliability. LESS MESS  Cleanup of punched holes is simple and easy. A removable tray in the base catches punched paper scraps. Simply empty it into a waste basket and you're good to go. BUILT TO LAST  Swingline stands behind this high-quality punch with a limited lifetime warranty and 100% performance guarantee.