Hard Spectrum Crayons are industrial wax crayons that are ideal for marking storage containers, processing equipment and other surfaces in food manufacturing and other industries. Their iron content makes them conveniently metal detectable, allowing you to easily find the crayon or pieces thereof if they end up in food grade or other packaging. They are unwrapped and come in an economical pack of 100.
•Hard spectrum crayons in black
•Metal detectable to easily identity them if they end up in food grade or other packaging
•Ideal for marking storage containers, processing equipment and surfaces in food processing and other industrial environments
•Pack of 100 unwrapped industrial wax crayons