This Timken innovation prolongs shaft life while allowing easy installation and removal of a standard setscrew unit. Its patent-pending technology minimizes shaft damage by protecting shafts from gouging, raised metal and fretting corrosion. For more information about Timken shaft guarding technology, visit https://bit.ly/hFA355
https://www.jefflilly.com In this tip Jeff shows how to use the T-Nut properly for your speaker mounts in a custom sub-box.