Overview Brand : Zarker Special Feature : key padlock Lock Type : Key Item dimensions L x W x H : 1.8 x 2.3 x 0.8 inches Material : Stainless Steel, Zinc About this item Keyed alike - all locks are opened with same key 24 padlocks, 72 keys - same key opens all 24 locks. Rust-proof & strong durability : Strong body made entirely of zinc and STAINLESS STEEL (SUS 304) shackle with strength and weather-proof abilities provide strong resistance to cutting. Corrosion-resistant materials, such as brass, STAINLESS STEEL, and zinc, were used to make the internal components. High security : The 7-pin brass cylinder provides excellent durability and ensures protection and security against theft. The high precision key makes it difficult to arbitrary unlock. The locking mechanism’s key provides more than 10,000 combinations. provides excellent performance and durability even in a poor outdoor environment such as snow and rain.