ATD Tools27 Pc. 1/4” Letter Stamp Setpart #:ATD-9602
• Manufactured from high quality steel, punches are induction hardened which gives a durability and extended life even after repeated use • The hardness at the stamping end is maintained at 58-62 HRC, which prevents the punch from splintering during use • The striking end of tempered to 38-43 HRC and beveled to prevent breakage