Countersink screw slot router bits

Machine screw flat countersunk slot UNC asme 3 countersunk slot Anyone know an easy way to create a slot for a flathead scew, I am creating a slot in sheet metal that needs to be situs slot qris Upgrade your industrial hardware with Blacks Fastener's high quality and durable countersunk slot machine screws

drago slot Countersunk Metal Thread Screws have a standard flat countersunk head and Philips Drive Suited to a range of applications where a threaded hole is present