Baumgarten’s Slot Punch, 3-In-1, 5"x6"x4", 18 Sheet Capacity, Black/Ivory Use this three-in-one slot punch for standard name badges and ID cards (9/16" x 1/8"). This handy office assistant punches 1/4" holes, slots (1/8" x 1/2") and rounded corners (3.5mm) through up to 20 sheets of 20 lb. paper. Slot punch rounds sharp corners for a great finish on paper and plastic cards, lamination and presentations. Center guide adjusts to 1/8" increments for accurate hole centering. Alloy punch heads provide durability. Features clipping receptacle.