In this walkthrough, we highlight key design ideas and how they translate to performance for precision CNC machining parts. We demonstrate custom fabrication services, showing surface roughness from Ra0.2 to Ra3.2, laser marking on customized panels, and real examples of medical device components. Viewers will learn how materials like aluminum, stainless steel, and titanium are machined, inspected, and finished with anodizing or powder coating for aerospace, automotive, electronics, and industrial applications.