I run a thread cutter into all the screw holes to clean them up. This helps make it easier to install. I had problems with the cheap big box store Torx wrenches, went to a better set and have only broken the smallest one now.

"When you disarm the people, you commence to offend them and show that you distrust them either through cowardice or lack of confidence, and both of these opinions generate hatred." Niccolo Machiavelli