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I happened across an auction site which is selling old post office box sections. I never thought about it before, but they have to go somewhere when they remodel or upgrade. Got to wondering, is the metal used in those p.o. box doors worthy of salvaging? Could it be melted down into ingots or...

My daily drive takes me past a fab shop that seems to do a lot of work with stainless steel sheet, probably for nearby meat processing industry. The scrap goes into a huge dumpster, picture 6' x 12' sheets with as many smaller (often round) shaped parts cut out of it as possible. I don't know...

I had a stack of these wooden paperweights(?) follow me home from an auction. They're such nice wood I can't throw em out. Would they work for bases for a small engine project? (measure 3.37 dia on top, 4.0 dia bottom) The top face has Trout Haven engraved so would need covered(?). Free to you...

Not a scale model at all, but a general machining question please? A large threaded stud I was removing snapped off in its hole. I then began to drill it out, thinking a small pre-drill would be best. But of course the .093 drill broke off in the hole. I then drilled .375 dia down to the broken...

Hello everybody! I just happened to find the site while searching for info on the kitchen sink engine.. Anyway, I am a senior designer, been doing this for about 25 years now. I recently bought an Atlas TH54 lathe for hobby use and am getting it up & running now. My hobby is collecting &...