DIY CNC Bakelite Milling Parts
Bit:Drillpro 3mm HSS 4 Flute End Mill Cutter, where to buy: https://www.banggood.com/10pcs-1_5-6mm-HSS-4-Flute-End-Mill-Cutter-6mm-Straight-Shank-CNC-Drill-Bit-Set-p-1170521.html?p=57221915418294201710 source
Bit:Drillpro 3mm HSS 4 Flute End Mill Cutter, where to buy: https://www.banggood.com/10pcs-1_5-6mm-HSS-4-Flute-End-Mill-Cutter-6mm-Straight-Shank-CNC-Drill-Bit-Set-p-1170521.html?p=57221915418294201710 source