This wing nut screwdriver set is designed to tighten or loosen nuts, bolts, hooks, hooks quickly and efficiently when installing hurricane shutters/panels or doing other projects, and saves you a lot of time and gets your work done faster. This small wing nut driver is made of steel, very strong and sturdy. This steel wing nut driver is a perfect tool that works with any power drill (1/4 inch hex shank). The total length of the tool is about 6.55cm (2.6 inches); The outer diameter of the socket is about 17.8 mm (0.7 inch); and the slot cutout is 4 mm (0.157 inch) wide. Package Includes: 2 x 1/4 Product Description Description - 1/4 Hex Shank: 1/ 4 = 6.35mm non-magnetic handle - Product size: 65mm long, 13mm on hex hole - This wing nut screwdriver set is designed for tightening or loosening nuts, bolts, hooks, hooks quickly and efficiently when installing hurricane shutters/panels or other projects, and saves a lot of time and gets your job done faster. - Quickly tighten the fender nut