3/16 Inch (Sizes: 0-8) Professional Number Punch Stamp Set (for Leather, Wood, Copper, Brass, Aluminum, Mild Steel) | 9 Pcs Number Metal Punch Kit | 5MM Steel Number Stamps - Segomo Tools NUMBER316

• [ Use On Different Projects ] Our professional 5mm 3/16 Inch number metal punch set includes 9 sizes (0,1,2,3,4,5,6,7,8) for making precise, and permanent imprints on leather, wood, copper, brass, aluminum and mild steel.You can use our metal stamps for jewelry making, accessories, personalized gifts and so much more! [ Will Last For Years ] This metal stamp kit is made from premium chrome vanadium steel with differential heat treatment for optimal durability and performance. [ High Quality Imprints ] The stamping end of each metal stamp has a hardness of 57-60 HRC for producing high quality imprints.The striking/hammering end has a hardness of 35-45 HRC for absorbing repeated hammering strikes and maintaining durability. [ True Size ] Each stamp of this number stamps metal set is engraved with sizing details for quick and easy identification and is true to size with precisely machined 3/16 inch numbers. [ Keep Your Metal Stamps In Order ] The metal punch set is supplied in a durable hard plastic storage case for convenience and organization.