Lacquer-Stik is a quick and easy way to color brighten stamped, carved and engraved lines or lettering on metals, glass, ceramics, plastic, wood, rubber, fiberboard, etc.Does not smear, remains firm and permanent. Rub it in, wipe off excess.Hardens almost immediately.Conforms to government specifications.Fill-ins expand and contract with parts - withstands temperatures to 500 Degree F. Each Laquer-Stik is 5” long.