Chrome vanadium, chrome plated, polished, American dimensions. with traction profile
Hex: 1/4 Length: 25.0mm D-mm: 9.5 D-mm: 5.1 PROFILE: HEXAGONAL SIZE / SIZE: INCH 1/4 DRIVE: 1/4 INCH LENGTH: 25.0MM FOR IMPACT GUNS: NO MAGNETIC: YES PIN TO RELEASE: NO INSULATED VDE: NO