Hi Jennifer I can totally relate to your pain.
Mine was obviously not as bad as yours as I only fractured L4 and L5 in the early 70's but have been in pain ever since.
It sucks when you want to do something but the body wont allow it.
My only relief is getting totally involved in something so I...
First let me say I have zero training in this field, its all been youtube, google and various forums.
I can only work from 3d sketches or drawings as I cannot for the life of me read real technical drawings.
With that in mind I must be stupid to embark on some of the projects I have done.
have a look here from post 19 for a spark eroder
The links are a bit further down for the circuits
and here from post 14.
I threw together a very simple edm for my broken tap removal using Derek Lynas's circuit that used to be on this website but I cant find it here now.
I can post the circuit if wanted.
This version is a better version
Mine is not a...
I think its bronze. This is some of it turned with the chips.
I guess as I will be melting it it doesnt really matter but I want to use it for a cross slide nut and am hoping it will work out ok.
If all goes well I will make some stock for future projects.
How can I tell the difference between some bronze and brass?
I have an old water pump housing and impeller that I'm thinking of casting some stock from but I would like to know if its brass or bronze.