POTD- PROJECT OF THE DAY: What Did You Make In Your Shop Today?

Alignment.

Yep, to keep the jaws parallel. Though the brass is a little flexible for my taste. It locks quite well but I’m thinking of adding some undercut to the jaws so only the tips touch.
 
Yep, to keep the jaws parallel. Though the brass is a little flexible for my taste. It locks quite well but I’m thinking of adding some undercut to the jaws so only the tips touch.
use dowel pins. they are hardened.
 
use dowel pins. they are hardened.

I may switch them. Probably I’ll leave it alone unless it bothers me. But I do agree dowel pins would be much better. I just didn’t have any long enough.
 
I wouldn’t worry about those pins. Even a life time of use will have no meaningful wear as the movement is so slight. A little grease goes a long way.
Pierre

I was thinking of steel for its higher modulus than brass, and a dowel pin only because it has a nice consistent diameter. I made this for the 6mm rod I had, though I do have some stainless also. I’ll probably leave it. It locks tight with little load.

I used it to hold some laser-cut flanges for me to counterbore for the round bar to get welded in:
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I finished this one up yesterday, but Saturdays are my days to crank through projects, so I started another project after finishing this one up.

My father-in-law has been looking into turning rings on his wood lathe. Unfortunately, that usually means I have to figure it out, too, so he has someone to bounce ideas off of. The results of that are more tools. I bought a ring chuck (I don't like the expanding arbor chucks, so I got the bushing style), and then started looking for a boring head. With my wood lathe being 80 years old (previous to "MT2" tailstocks becoming a de facto standard for wood lathes), it meant I needed a boring head with an MT1 shank - and those don't exist. The 2" boring head I picked up had an internal 1 1/2"-18 thread. That was easy enough. I needed an internal threading tool that a MT1 adapter could fit (I found a 5/8"-16 MT1 threaded adapter), so when I finally got the small internal threading boring bars, I could start. I wanted it tight - using heat/cold differences to increase sizes so I didn't need Loctite. That failed on the external thread, but worked well on the internal thread.

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The external thread was a bit looser than I wanted, so I ended up having to Loctite that one.

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But, it means that I can now start turning some rings on the old wood lathe.
 
Thought I'd contaminate the site with some wood.
Just delivered the end tables today. Got the coffee table out for Christmas.
Oak whiskey barrels. Dismantled and sanded the barrel for the coffee table. The top and cradle are Butter Nut, now a protected species.
Sand blasted the barrel for the end table, gave an interesting texture.
Again Butter Nut top.
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Thanks for looking

Greg
 
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