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

PCIE 98 Pin Connector Plug-in PCB Mount 8X Black Card Slot Connectorwith good quality and factory price, order from Original China OEM factory online shop

An edge connector is the portion of a printed circuit board consisting of traces leading to the edge of the board that are intended to plug into a

pcb slot connector I have a USB-C connector built with two slotted padstacks that overlap, perpendicular to each other L-shape Our fabricator included it in

pizza slot  0:00 Intro 0:52 After PLating 1:02 Edge Connector Overview 1:24 Creating an Edge