DRILLPRO 10Pcs 0 8 3 mm Titanium Coat Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool PCB Mould Plastic Fiber Carbon Fiber Hardwood 1 8 Shank JERRAY CNC Carving 4 82 Deg Tapered Angle Ball Tip Radius 0 5mm X 1 4 Shank Tungsten Solid Carbide HRC55 with TiAIN Coated Router Bits SpeTool 14411 Ball Nose Carbide End Mill