37 letter and number punches, 3mm hole, A-Z and 0-9, for marking metal, plastic, wood and leather.

Punching Hole Size: The diameter of the letters, numbers, and symbols is approximately 3 mm. The hole punch is 6 mm wide and 60 mm long. 37-Piece Punch Set: This 3 mm set includes 26 uppercase letters (A to Z), numbers 0 to 8 (6 and 9 are interchangeable), and a heart symbol. Durable Material: Made of high-quality iron, these letter and number punches are sturdy and durable. Their wear resistance ensures their longevity. Personalize Your Creations: This set allows you to personalize your crafts, jewelry, cards, leather goods, and much more. A practical tool for craft enthusiasts. Versatile use: This 3 mm hole punch is ideal for punching holes in materials such as metal, plastic, leather, and wood. Applying oil to the surface of the punches protects them from rust.