This drills nut driver bit designed to tighten or loosen wing nuts, bolts, hooks quickly and effectively when installing hurri shutters/panels or doing other projects, and saves lots of your time and get your job done more faster. Just it into a power screwdriver and get the wingnut / shutters installed without concern about spraining your thumbs by using other hardware tools, saves wears and tears on your fingers. Quickly to tighten simply turn the wing nut by power drill. your Impact Driver or Drill you drive just about any wing nuts bolt or C head Eye hook screw up to 5x faster than you can by hand. This nuts tools A must have for hurricane Snowstorm prone areas size:6.35*80mm Material:steel colour:Silver Package Contents: 2 * Wing Nut Driver Only the above package content, other products are not included. Note: Light shooting 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.