Hood spring question

Grind the stakes, apon reassembly, tack a small piece of bar stock over the opening.

OR

if tgere us enough post put a speed nut (one way washer) on like is oem on my 67 dart.

Heck if you plan on taking it apart a lot. Dril and tap a small hole on one side and put a bolt and washer
I have only heard of “one way washers”. Where do I get them? Ace? Napa?