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Our assortment of security padlocks features many keying options from keyed alike, keyed different, and rekeyable to combination models with a handy reset feature. Padlocks are available in a wide selection of shackle heights and widths, plus a number of different body and shackle materials. Many models are weather resistant, while covered pad locks feature a shroud for added weather resistance and long life. Padlock guards provide added protection in locations that require greater protection. An innovative GPS padlock combines a mechanical padlock with advanced GPS and GSM communication capabilities making it ideal for truck trailers and shipping containers. Whatever your security requirements, go to Grainger for the padlocks that meet your needs.