The JET Tools 391104 Letter Stamp Set provides 3mm (1/8") characters for letter stamping, with 27 pieces covering A–Z plus & (ampersand). High-quality steel construction and induction hardening support durability and service life. The stamping and striking ends have different hardness levels, while bevels at the striking ends help reduce breakage risk and improve operator safety. Wear safety goggles whenever using the set.

• Includes 27 letter stamps: A–Z and & (ampersand).
• Character size: 3mm (1/8").
• Made from high-quality, induction-hardened steel.
• Stamping ends have a hardness of 58-62 HRC.
• Striking ends have a hardness of 38-43 HRC to help prevent splintering.
• Bevelled striking ends help protect against breakage.