DescriptionMetal alphabet punches are on a 1/4″ (6mm) square shank for use as impact hammer bits. Perfect for Imprinting Metal, Plastic, Wood, and Leather.Professional quality, Chrome Vanadium SteelPerfect for personalizing jewelry and other itemsCompact size box, won’t take up a lot of spaceThe set includes 27 letters (from A – Z) plus the “&” symbol as well as 9 number punches (0 – 8) – use the 6 as a 9



