Co-link 10pcs Round Steel Leather Craft Hollow Hole Punch 1mm to 10mm for Leather Belt Watch Band Gasket 10-piece leather hollow punch set, sizes: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10mm Steel punch set made of durable, heat treated carbon steel for lasting cutting edges Special design, save-energy, can easily cut through multiple layers of fabric For punching holes in gaskets, leather, plastic, rubber or vinyl Recommended for falconry, hobbies, crafts, modeling, home repair etc.