9 Piece 3mm 1/8 Inch Sizes: 0-8 Professional Number Punch Stamp Set

Professional 3mm 1/8 Inch number punch stamp set including 9 sizes 0,1,2,3,4,5,6,7,8 for making precise, refined and permanent imprints on leather, wood, copper, brass, aluminum and mild steel.Made from premium chrome vanadium steel with differential heat treatment for optimal durability and performance.The striking/hammering end has a hardness of 35-45 HRC for absorbing repeated hammering strikes and maintaining durability. The stamping end has a hardness of 57-60 HRC for producing high quality imprints.Each stamp is engraved with sizing details for quick and easy identification and is true to size with precisely machined 1/8 inch numbers.Supplied in a durable hard plastic storage case for convenience and organization.