With it's galvanized steel 4mm ball tip, the Metal Head could be used to scrawl your favorite metal band on any surface. "Ozzy" on rust! "Judas Priest" on steel! "Slayer" on wood! It's squeezable body makes sure you deliver just the right amount of paint to perfectly convey your teenage angst. Metal Head is easily refillable and carries an antidrip rim for drippy letters with out slippy fingers. Highly permanent and in 8 colors.