Steel Stamps Set Character Height 3/16 in Character Type Set Letter/Number Set Characters Included 0 to 8 (With 6 serving as 9) A to Z Period (.) Duty Heavy For Maximum Surface Hardness Up to 50 on Rockwell C Scale For Shank Diameter 3/8 in Holder Length Not Applicable Holder Shank Size Not Applicable Impression Character Style Gothic Includes (36) A to Z 0 to 8 (With 6 Serving as 9) Period (.) Letter Casing Uppercase Product Type Hand Stamp Kit Shank Length 2 3/4 in