The Performance Tool W3251 1" Brass Padlock is the ultimate solution for securing your valuables. With its solid brass lock body, this padlock is designed to withstand corrosion and provide long-lasting protection. Its hardened steel shackle measures 5/32in (4mm) in diameter, making it extremely difficult for unauthorized persons to cut or break. Additionally, its tamper-resistant design ensures that thieves cannot pick the lock or tamper with it, giving you the peace of mind that your valuables are safe and secure. The padlock comes in a small fishbowl, which is perfect for displaying and organizing it in your toolbox or storage area. This patented product, with US patents D673370 and D685580, guarantees superior security and durability, making it the perfect choice for your locking needs.