7-piece metric cushion-grip nut driver set with 3 inch shafts. Standard length for most applications. Fits over long bolts and studs. Internal flanges provide solid, twist-resistant shaft anchor. Tip-Ident® quickly identifies nut driver and size. Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications. Premium chrome-plated shaft for smooth feel and corrosion resistance. Cushion-Grip handle allows for greater torque and comfort. Handle end is also color coded for easy identification. Meets or exceeds applicable ASME / ANSI specifications.