1/2"DR HEX BIT SOCKET SIZE: H4
Jonnesway S09H404 bit socket with 1/2" (12.7 mm) square drive, suitable for hex, torx, and spline fasteners. Made from CR-V steel with precise profile machining for secure fit and long lifespan. Technical specifications: Code: S09H404, Square drive: 1/2" (12.7 mm), Material: CR-V steel