Benbox 1310 CNC Router with GRBL Control DIY Mini 3 Axis Milling Machine for Metal,Aluminum,Copper,PVC,PCB,Acrylic,Wood Carving Cutting Engraving Machine Working Area 4.96"x3.46"x1.49" - - Amazon.com
Amazon.com: Proxxon 24610 4 piece milling cutter set (2, 3, 4 and 5 mm), Silver : Industrial & Scientific