Woodworkers and fabricators all over the world are utilizing Magswitch work holding magnets to make their lives safer and easier when creating jigs and fixtures. Magswitch jig tools are simple to use. Simply drill the appropriate size hole in a piece of wood or non-magnetic material that is ¾” thick. Insert the Magswitch jig tools into the holes and screw in place. Now your fixture is ready to quickly mount to any steel surface with the simple twist of a knob.