Specify a starting number to label machinery, storage areas, and completed work in sequence (up to 10 digits). Specify a color where applicable. The largest character size will be used, up to 1/2" high. Numbers are imprinted on one side.Aluminum tags are lightweight and resist corrosion better than brass tags. The tags with an anodized finish have added wear and corrosion resistance and are good for color coding.Brass tags withstand abrasion and wear better than aluminum tags.304 stainless steel tags resist corrosion better than aluminum and brass tags.316 stainless steel tags have excellent corrosion resistance.