Indoor and outdoor lock; Padlock with key is best used for residential gates & fences, sheds, workshops & garages, tool boxes and more.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit. Key lock features a laminated steel body and a hardened steel shackle for maximum cut resistance 4-Pin cylinder for added pick resistance and dual ball bearing locking for maximum pry resistance 2 in. (51 mm) wide lock body; 3/8 in. (10 mm) diameter shackle with 1 in. (25 mm) length, 15/16 in. (24 mm) width Includes two padlocks with two keys; Both keys opens each lock