The Master Lock ProSeries 7045KA Rekeyable Pin Tumbler Padlock is a high-quality, durable lock designed for business and industrial use. With a 5-pin tumbler mechanism and a steel shackle, this padlock offers reliable security for your facility. The silver steel body and 5/16 inch shackle diameter make it easy to spot and operate. Its rekeyable feature allows for convenient key replacement, while the Master Key compatibility adds versatility to your access control system.