Long shape, chrome vanadium, chrome-plated, polished. With traction profile.
Hex mm: 19.0 Length: 66.0 mm Diameter: 25.5 mm Depth: 20.0 mm PROFILE: HEXAGONAL SIZE / SIZE: 19 MM DRIVE: 3/8 INCH LENGTH: 66.0MM FOR IMPACT GUNS: NO MAGNETIC: YES PIN TO RELEASE: NO INSULATED VDE: NO