Steel Stamps Set Character Height 3/8 in Character Type Set Letter Set Characters Included A to Z Period (.) Duty Heavy For Maximum Surface Hardness Up to 50 on Rockwell C Scale For Shank Diameter 9/16 in Holder Length Not Applicable Holder Shank Size Not Applicable Impression Character Style Gothic Includes (27) A to Z Period (.) Letter Casing Uppercase Product Type Hand Stamp Kit Shank Length 3 1/8 in Shank Thickness 9/16 in Shank Width 9/16 in Stamp Material Steel