Multiple padlock applications: For indoor and outdoor use; zinc body padlock is ideal used for self storage units, sheds, trailers, moving trucks, vans and more Ease of use: large ergonomic dials with exclusive blind dial feature permit operation with gloves, in low light or complete darkness Durable design: The hinged dial cover and shackle seal offers superior weather protection and reinforced body bumper protects against scratches High security combination: Set-your-own four-digit combination for convenience and security; 10,000 possible combinations High security shackle: Tough-Cut octagonal boron-carbide shackle that is 50 percent harder than hardened steel and Roller pin locking for maximum pick and pry resistance, Weight: 0.66359140862 pounds, Manufacturer: Master Lock