Originally Posted by
oldbobcat
I understand your need, having overhauled pedals by Lyotard and Campagnolo. It's tight in there. So I will make a suggestion instead of criticizing your request. Have you tried entering "thin wall socket set" in your browser search window?
https://www.mcmaster.com/thin-wall-sockets/
I've heard Snap-On and SKS sockets are thinner than Craftsman, and Harbor Freight advertises thin-wall sets.
Yeah, the McMaster was my first hit, too -- but unless I'm missing something, they don't make them in metric?