Indoor and outdoor padlock with key is best used as a locker lock and storage lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit. Key lock is constructed with a black vinyl-covered aluminum body for scratch and corrosion resistance and steel shackle for durability Four-pin cylinder and dual locking lever mechanism for pick and pry resistance 1-3/16 in. (30 mm) wide lock body; 3/16 in. (30 mm) diameter shackle with 5/8 in. (16 mm) length, 9/16 in. (14 mm) width Includes two padlocks, two keys; Keys open both locks (matching color key head for added convenience)