Laminated steel body, which stands up to physical abuse for protection against theft. Plated to resist rust and corrosion. For outdoor and indoor storage cabinets, tool boxes, sheds, gates and more. Dual locking hardened steel shackle. Pair of brass keys included. 1-9/16 in (40 mm) wide case, 9/32 in Dia shackle and 5/8 in wide horizontal shackle clearance