https://www.adafruit.com/product/2072
Carbide Square End Mill - 1/8 Shaft - 0.5mm Diameter : Adafruit Industries, Unique & fun DIY...
If you've started designing your own PCBs in Eagle or KiCad and want to make your PCB a reality, you may end up with a CNC mill that can route out PCBs by...
carbide square end mill