INDOOR & OUTDOOR LOCK; Keyed padlock is best used for residential gates and fences, sheds, workshops and garages, tool boxes and more.Note: measure the backset of your door, cross bore and thickness to ensure you find the right fit. Proprietary rust resistance for longer life Key lock features a laminated steel body and hardened steel shackle for strength and security Commercial grade padlock with superior protection against drilling and prying 3.5 cm (44 mm) wide lock body; 5/16 inch (8 mm) diameter shackle with 2-1/2 inch. (64 mm) length, 3/4 inch (19 mm) width; extended shackle for application flexibility.Includes a padlock with two keys.Hardened steel shackle for added cut resistance.4-pin cylinder prevents picking.Double locking levers provide additional lever resistance.Thousands of key changes maximize key integrity, Weight: 0.5952481074 pounds, Manufacturer: Master Lock