Practical design: up to 5x faster than you can by hand, this wing nut driver designed to tighten or loosen wing nuts, bolts, hooks quickly and effectively when installing hurricane shutters/panels or doing other projects, and saves lots of your time and get your more faster Easy to use: just it into a power screwdriver and get the wing nut/shutters installed without concern about spraining your thumbs by using other hardware tools, saves wears and tears on your fingers; Come with 5 packs wing nut drivers, convenient to replace Suitable size design: this wing nut driver is a perfect tool that works with any power drill (1/4 inch hex ); The total length of the tool is about 6.55 cm/ 2.6 inch, the outer diameter of the socket is about 17.8 mm/ 0.7 inch, and the slots on the drill bit tool is 4 mm/ 1.55 inch wide Durable material: this little wing nut driver is made from steel, strong and sturdy, has a long service life Harsh environment: this wing nut driver tools must have for hurricane snowstorm prone areas; The tool obviously handled exceedingly high rpms, but for safety and control, one should keep rpms low Utility tool:Quickly to tighten simply turn the wing nut by power drill. Your impact driver or drill you drive any wing nuts bolt or C head eye hook screw up to 5x faster than you can by hand. Colour:silver Material:steel Size:6.55 x 17.8 x 4cm Package Contents: 5 nut driver Warm note: It doesn' work on electrical wire nuts The tool obviously handled exceedingly high rpms, but for safety and control, one should keep rpms low. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.