In Reply to: Drive Rivits Removal posted by Kent S. on August 03, 2018 at 09:58:30:
Some hardwares carry drive screws, ours does. Easy ones can be pried out with a good knife blade. When up a bit turn them out with a pair of vice grips. On the critical tough ones I grind the heads off with a Dremel grinder and often enough is left to grip them with vice grips.