3-in-1 Notched Corner Punch makes three different sizes of notched corners: 0.25 in./6.35 mm, 0.50 in./12.7 mm, and 0.75 in./19.0 mm. The easy-to-use guides make accurate paper placement foolproof. It is ideal for cardmaking, scrapbooking, gift wrapping and more!Caution: Not suitable for children under 3 years old due to small parts and sharp edges which could present a choking or dangerous hazard.Approximate Size: 2.4375 x 3.00 x 1.375 in./6.19 x 7.62 x 3.49 cm