Professional tool for commercial or occasional use Steel heavy duty padlocks Plastic coating to make them an ideal waterproof / resistant item so can be used either inside or outside Features a double locking mechanism that’s perfect for medium security for indoor and outdoor use Brass locking cylinder Perfect for securing sheds, gates, trailers, lock ups etc Keyed alike padlocks (all 4 padlocks have the same keys, so 8 keys for 4 padlocks) Each padlock comes with 2 keys Shackle manufactured from hardened steel for strength and durability Water resistant and weather proof coating 40mm padlocks 30mm is the distance from the top of the padlock loop to the top of the body when closed together Please Note: The padlocks are key alike in 4's