Master locks are great for the many steel restraints we carry. All are keyed alike, you will never have to fumble around to find the right key. 2 keys with each lock. Example: If you order more than one all locks will be keyed a like. 1/4" sized lock made of solid brass. Incorporates pin tumbler mechanism and has a Masterlock lifetime guarantee.For a value deal, check out our 4pk of masterlocks (see related items below).