Get any job done right with a vinyl grip nut driver set. Vinyl grip provides extra torque capability, greater comfort, and a slip resistant grip. Grip marked with hexkey symbols and size for quick identification. Acetate handles built for strength. Nickel-plated bars for corrosion resistance. Hex shank allows for use with a wrench for added torque. This set includes: 3/16", 1/4", 5/16", 3/8", 7/16", and 1/2".