If you want to attach the drums to the hubs to keep them from slipping off during a tire change, just tap the rivet holes with a thread, and use a flathead machine screw countersunk even with the surface of the drum to hold it on. Some rear drums are attached to the hubs that way.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!