Suitable for all weathers - don\t worry about bad weather. Locking stainless steel construction and hardened steel shackles for added strength and security.Heat treated and tempered steel Long life Durable, non-corrosion Saw resistant Compression resistant Scratch resistant Water resistant Corrosion resistant Rust resistant Freeze resistant Modulation switches for a wide range of usesKeyless Reload Lock - Easy to set and easy to remember 4-digit dial. You no longer have to worry about finding your keys. No longer a target for thieves - padlock is heavy and durable, minimizing shackle exposure and preventing bolt cutter attacks.Padlock Applications - The locks are ideal for storage units, garages and sheds, trailers, mobile trucks, exterior doors, warehouses, logistics, doors and windows, warehousing, etc. .Specifications - Body: 2-3/4" wide; Latch: 3/8" diameter, 3/4" long. Size 4 combination padlock with hardened steel shackle, storage cabinet, gym and silver padlock