Solid brass body Long, hardened chrome-plated steel shackle Comes with 2 nickel-plated brass keys Key can be removed with padlock open or closed Tested for corrosion resistance to ensure protection against different weather conditions Durability tested to 10,000 cycles (opening and closing) for optimum performance Suitable for your gym locker, securing your DIY tools in your tool box or any belonging you want to keep safe and secure indoors Yale have protected homes and enabled peace of mind, evolved from a mechanical innovator to driving the evolution of connected, smart locks and homes. Yale stands on trust, knowledge and heritage; making durable, quality products.