A stud or nut that is attached mechanically or welded. Welding is either a drawn or arc weld via a cathode or you can manually MIG weld with projection. Clinch or Staking are pressed into the metal using a press.
Clinch, Staking, Projection, gluing, and Drawn Arc
Pin (guiding), Threaded, Grounding, and lightweight
Used in all industries
Clearance in the space, what are you attaching if so, what are you grounding, How you plan to install, and consult an expert for testing and validation.