[theodog (Jeff)]

Thanks for the encouragement.

Originally Posted by DaveGee

I've been racking my brains to remember where I'd seen the article, then I gave up. Then in a flash I even remembered the blokes, name "Chris Heapy". Two clicks with google and...
http://www.astronomiainumbria.org/ad...rish/worms.htm

didn't think a url 2.3 km long would work! try this...
http://tinyurl.com/32ab4n

Thanks Dave. This is the site that started me believing that it could be done. If not then I spent some money, learnt something & had a lot of fun.

Originally Posted by Shawn

Nicely done. Im a toolmaker myself, I find your effort admirable..but If you turn your wormierl out of High carbon, and longer, you dont need to stick to standard threads.. machine enough to make the hobbing tool and the wormier. just slit the tool before hardening...doesnt have to be fancy, I presume laping afterward is a go... I did a lot of these when I was in the industry and it works very well, if the same lathe is used for both in such a fashion.. TCW, you have the tools to do it...

I am not from metal working training -carpenter/joiner by trade, so the extreem tolerances are new to me, but I'm getting there.

Am I correct to believe that "bright" steel is High carbon?
I am just using black for learning -cheaper.