slot holes
Difference between slot , HOle & groove
When I use the gerber format it has one hole, a slot, not series of drilled holes. Maybe the manufacturer’s CAD->CAM conversion programs make it a series of holes, but I think it’s their problem.
E40-4080- 40mm x 80mm T-SLOT ALUMINUM EXTRUSION - parco-inc.com
Aluminium Black T Shaped 5 Holes Joining Plates for 2020 V-Slot T-Slot Aluminum Extrusion 60x60x4mm. Suitable For Most 2020 Extrusion Systems. 1 x T Shape 5 Hole Joining Plate.
Stamps Covers Seals Ephemera | eBay Stores
Nickels (No Dates) (GX51B) Nickels 25 slot(s). White. This holder has 25 holes without dates with a snap style. The size is 6.5x6.5.