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 your more . Just it into a power screwdriver and the wingnut / shutters installed without concern about spraining your thumbs by using other hardware tools, saves wears and tears on your . Quickly to tighten simply turn the wing nut by power drill. your Impact Driver or Drill you drive any wing nuts or C head Eye screw up to 5x 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 are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.