I can't say I actually thought I'd ever really use the speed control on my random orbital sander. But today I did. Yes it was even on purpose... And I'm impressed with how well it worked! Wait a minute... If you didn't think you'd use it, WTH did you buy it?!?! It was purdy?! No, well, yes, but... I like it because it has a real handle in addition to the normal palm grip. I find this helps dampen the vibrations from the sander better which is nice when you're using it for lon