Know your gear
Don't tear up your fingers trying to install or uninstall those pesky cage nuts. Use this Cage Nut Tool from RackSolutions. This stainless steel tool comes with a hard plastic covering that includes a quick and easy, "U" space size reference guide on the back. It also features 3 holes (10-32, 12-24 and M6) that are sized and labeled for you to easily check to see what screws you have.