Originally Posted by
HelpSingularity
I've always just unscrewed that long stem bolt a couple of turns, and then while supporting the stem gently tap on the bolt to dislodge the wedge hidden in the bottom of the quill. Have I been doing it wrong?
No, that's right--grip the base of the stem tightly with one hand, and tap the bolt with a hammer in the other hand. Tap it, don't wham on it like it's a 20d nail. But the OP makes a good point--wrapping some tape around the stem wouldn't hurt, and might help.