Not quite an auto knife! This is a fully auto leaf spring fired fishhammer from Hubertus cutlery. The handle scales are natural stag inlay with nickel silver bolsters at the ends. The fishhammer itself has a fish scaling spine and there is also a mail blade in the handle with a slip lock. 6 1/2" in the closed position, weight is 9 1/3 ounces, made in Germany.