The Stanley PowerLock® Classic Pocket Tape has a Mylar coated steel blade with metric graduations. That is up to 10 times more resistant to abrasion than normal lacquered blades. Tipped by a super-strong 3 rivet, automatically adjustable tru-zero end hook. Supplied in a high-impact, chrome plated ABS plastic case with a smooth, quick-grab auto-locking mechanism and a conventional steel belt clip.