Feature 1Premium Material: Wing nut driver is made of premium metal material, high hardness, rustproof, sturdy and durable. 2Professional Design: Professional manufacturing, exquisite workmanship, sandblasting, not easy to deform, has a long service time. 3Size: Hex scoket size is 10mm/0.39in, 12mm/0.47in, 14mm/0.55in, 16mm/0.63in, 18mm/0.71in, 1/4in shank, 80mm/3.15in length. 4Function: Designed to tighten or loosen wing nuts, bolts, hooks quickly and effectively, come with 5 pcs power nut driver, meet your needs. 5Easy Installation: Easy to install without any modification, direct replacement for the old or broken one, convenient for using.Item Type: WingNutDriverMaterial: Metal1/4 Hex Handle: 1/4in=6.35mm air srewdriver non magnetic sleeve. Metric inch hexagonal socketLength: Approx. 80mm/3.15inHex Scoket Size: Approx. 10mm/0.39in, 12mm/0.47in, 14mm/0.55in, 16mm/0.63in, 18mm/0.71inSurface Treatment: SandblastingFitment: Fit for electric hand drill .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List5 x WingNutDriver