PCB slots, what they are called, and how to make them

7 Slot Back Plan PCB 00009207-00 Slot Back Plan PCB 00009634-00 slot pcb PCB Storage Weight 6 Kg Guide slot Depth: 3 mm, Width: 5 mm Fix method ScrewGear Specifications Material Metal ; Surface resistance slot es How can I make a slot in the PCB? · the correct outline of the board as really closed shape

slot raam I would like to place a small slot approx 5mm long alongside a square pad on a pcb If the width of the cutter used to rout the pcb is 1mm,