Material:Cr-Mo.
    Manufactured from Chrome Molybdenum steel with manganese
    phosphate finish for added resistance from corrosion.
    Low profile for use in areas that may otherwise be
    inaccessible.
    1/4"Sq Drive; T10, T15, T20, T25, T27, T30, L=25mm.
    3/8"Sq Drive; T40, T45, T47, T50,L=40mm.