Marking Kit, Character Height 3/16 in, Character Type Set Letter/Number/Symbol Set, Characters Included 0 to 9, A to Z, Ampersand (&), Blank Space, Comma (,), Dash (-), Period (.), Slash (/), Duty Moderate, For Maximum Surface Hardness 50 on A Rockwell C Scale, For Shank Diameter 1/4 in, Holder Length 5 in, Holder Shank Size 2 1/2 in, Holder Width 2 1/2 in, Impression Character Style Standard