Socket set barrel nut has hexagonal extension with spring clip insert and ball joining two co-presented holes

摘要

A nut e.g. a wheel nut has a cylindrical main barrel (10) terminating in a hexagonal extension (11) with a first hole (13) in one side face. The extension (111) receives an interior spring clip (21) with a metal sphere (23) locating between a hole (22) in the clip sidewall and first hole (13).