Material: Hiss, Model A12 Import Knife, Application DIY Handcraft Belt Punch Knife, Die Size: 50mm-45mm-40mm-35mm-30mm-25mm-20mm, Approx. 50mm/2.0", Approx. 45mm/1.8", Approx. 40mm/1.6", Approx. 35mm/1.4", Approx. 25mm/1.0", Approx. 20mm/0.8in How to Use: Leather Baseplate or Plastic Plate Place the blade on top and hammer the leather Package list 7 x Leather cutting dies