Welcome. That's a pretty old model. I'd look at ereplacementparts.com for the router model number. But I think you may wind up getting a new router. I've never seen a collet like that one. Maybe someone here knows more.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to router and woodworking professionals and enthusiasts. Come join the discussion about different types of routing and routers, shop safety, finishing, woodworking related topics, styles, tools, scales, reviews, accessories, classifieds, and more!