Shop around and find that this 1/4-inch Nut Driver is your best value option. Measuring 1-1/2” in length, it is rust resistant, rounding resistant, and sure to provide long-lasting service in your shop. Use this magnetic nut driver to install the metal roof on your next shed or cabin project. It is perfect for setting hex-head wood screws or in sheet metal applications. Don’t be fooled by competitors, your best choice for Quarter Inch Nut Drivers is with Jamaica Cottage Shop Hardware.