Machining an Upgrade for my Electric Guitar

The video tutorial demonstrates the process of upgrading a volume knob by creating a punch for a potentiometer spline, machining a brass knob, and using a super glue arbor for precise alignment. It also covers engraving techniques and finishes with a promotion for Squarespace. The tutorial provides insights into machining techniques and tool creation, offering a practical project for enthusiasts.

What new insight or understanding did you gain from this video?