Feature●Product Standards: Set of 12 leather hole punches, Round 0.1 - 0.6 inches (3 - 16 mm). 1 each of 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 14mm, 16mm, various sizes are available to meet all your demands●(High Strength Material) Made of superior stainless steel for a high strength and a more penetrating force when drilling holes. Super sharp●Double Hardness: The surface of the product is hardened to double the strength and hardness. It has abrasion resistance and toughness●Easy to distinguish and operate: There are markings on the hole punch so it is easy to distinguish from the size. In addition, it is easy to operate, simply place the punch vertically on the leather and tap it with a hammer. This is a classic drilling method recommended for beginners●Versatile: This set of 12 small sizes is convenient for processing leather belts and wallets, as well as drilling holes in leather cases. Safely use rubber plates, knitting plates, punching rods, etcDescription This is a set of hole punches that are perfect for drilling leather crafts and belts. Made of high strength stainless steel for durability. Simply place the hole punch perpendicular to the leather and tap it with a hammer from the top.