Swingline 650 Mega Replacement Punch Head Kit for 144 Sheet High Capacity Punch, 9/32 Inch Hole, Silver (A7074857B) Replacement punch head kit 9/32 -Inch hole punch size Set contains 3 punch heads and 6 punch disks Fits Swingline SWI74650 paper punch (sold separately) Increase efficiency of your hole punch