Product details:

Heavy-duty stamp set allows you to make permanent marks on durable materials, including wood and many metals. Excellent for labeling tools, keys, machine components, and more. This listing is for each. Technical Specification Item Symbol Hand Stamp Set Character Height 3/32 in Shank Length 2 1/2 in Shank Size Square 5/16 in Material Steel Hardness 50 On A Rockwell C Scale Case Material Wood Impression Letter Type Gothic Includes (5) Pieces - Arrow, Plus Sign, Star, Asterisk and Pound Sign