Key Chain Twist SSand casted key hook with vintage feel twist chain with a double ring. Standard: 43cm, Optional middle: 53cm. Key hook is engraved Kobashi Japanese letters. The chain is woven by a master machine operator with old chain making machine from more than 50 years ago, and is specially barrel polished by a polisher in Saitama to create an original brass color. The ring and double rings are manufactured by a hardware supplier founded in the early 1900s. The