slot holes ✓ Best way to slot holes?

slot holes 10 Pack Slot Hole Flat Straight Mending Plate for 4040 Series T Slot Aluminum Extrusion Profile 6-14 Length 1-38 Width 18 Thickness Straight Jointslot holes Are plated slots allowed on DKRed boards? For example I have a power switch that require 76mm x plated slot holes for the terminals

slot holes178R006331 McNICHOLS® carries Perforated Metal, Aluminum Type 3003-H14, Mill Finish, 063 Gauge, 1250 x 1 Round End Slot Holes Per Square Inch

slot holes Select Copy Slot Holes Click on the Create Slot Holes icon on the SKILLCAD tool bar or Page 2 SKILLCAD Copy SlotHoles Form Select the slotted metal layer