A combined oxygen tank key, glass breaker and bottle opener includes an elongated handle portion defining a first plane and having first and second ends that define the length thereof and first and second side edges that define the width thereof. A socket is integrally formed within the handle portion and is adapted to fit onto the rectangularly shaped end of an oxygen tank valve control stem. A hardened point is formed at the first end of the handle portion and is capable of breaking vehicle glass. A bottle opener is carried by the first side edge of the handle portion.