Hand Stamp Character Height 1/8 in Character Type Set Individual Character Characters Included O Duty Moderate For Maximum Surface Hardness Up to 50 on Rockwell C Scale For Shank Diameter 1/4 in Holder Length Not Applicable Holder Shank Size Not Applicable Impression Character Style Gothic Includes O Letter Casing Uppercase Product Type Hand Stamp Kit Shank Length 2 3/8 in Shank Thickness 1/4 in Shank Width 1/4 in Stamp Material Steel Standards Not Applicable