Master Lock use the toughest boron alloy material and cutting edge technology, registering over 40 patents, to create Excell - a truly high security padlock that is 50 percent stronger than a standard padlock. The laminated steel covered padlocks have a weather resistant brass and zinc cover, to protect the lock even in extremely bad weather conditions.

Features:

• Laminated steel core for greater durability
• Zinc outer treatment with brass finish for weather resistance
• Exclusive octagonal boron-carbide shackle for maximum cut resistance
• Dual ball bearing locking mechanism
• 5-pin cylinder for maximum pick resistance