About this deal
Marking blue is considered non-toxic. If heated above 250 degrees Celsius it will give off toxic Cyanogen gas. Metal cutting commonly heats material above this level. Markers can be used to permanently identify inventory, assemblies, tools, finished products or work in progress while resisting most work related abuses or compounds
Marking blue is made by mixing methylated spirits with shellac and gentian violet. [1] Alternatives [ edit ] Makes permanent bright marks on metal, rubber, plastic, glass, concrete, leather, stone, wood, vinyl and more
Great Deal
Free UK shipping. 15 day free returns.
Community Updates