FEATURES: ．4 sizes are available with one ratchet wrench.
．With a sliding hole in the body for safety rope. ．With pitches on the grip for non-slip.
APPLICATIONS: ．For professionals works such as ．Electric equipment and factility works. ．Construction (Scaffolding) works. ．Housing works. ．Other engineering works.
MECANISM OF THIS WRENCH ．When using the outer socket, the inner socket, which is in the outer socket, is pushed up with a light force. After finished the operation, the inner socket is returned to the original position because of the spring.