The aluminum cnc services Awards: The Best, Worst, and Weirdest Things We've Seen
https://canvas.instructure.com/eportfolios/2868365/titusginu561/Design_and_mass_production_of_CNC_machining
Anodizing is the process of forming a protective film on the surface of aluminum and its alloys. The hardness of the anodized film is higher than that of aluminum and aluminum alloys.