Reversed Letter Set Character Height 3/8 in Character Type Set Letter Set Characters Included A to Z Period (.) Duty Moderate For Maximum Surface Hardness 50 on A Rockwell C Scale For Shank Diameter (27) 3/8 in Holder Length Not Applicable Holder Shank Size Not Applicable Impression Character Style Reversed 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