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pantograph plans or hints?

I'd like to make a pantograh, so I can duplicate some flat items with complex contours. Any hints/tips on making one, or...
9 comments posted 20yrs
posted by DaveHinz
9 comments posted 20yrs posted by DaveHinz

help my sanity-- spray paint troubles

I have 2 flat metal parts made out of steel. I want to paint them flat black. I was recommended Rust-o-Leum 7777 as a p...
15 comments posted 20yrs
posted by mike
15 comments posted 20yrs posted by mike

Cutting sheetmetal roofing material

I have about 250 sheets of used (in good condition) 26 gage roofing material. They are all 16ft long and I will need to...
20 comments posted 20yrs
posted by estevew
20 comments posted 20yrs posted by estevew

FR 31 column limits - anything bad at the top?

Hello all, I am gradually reaching the point of needing to cut the metal box we discussed some time ago. One option is...
0 comments posted 20yrs
posted by bschwab
0 comments posted 20yrs posted by bschwab

Plexiglass Cutting

I know this is a metalworking newsgroup, but I would assume that plexiglass is cut with a metal cutter. How do professi...
16 comments posted 20yrs
posted by boozoochavez
16 comments posted 20yrs posted by boozoochavez

Restoration of helicopters

Right now I am selling my 14V/100A-28V/50A regulated power supplies PP-1104C/G, (the 152 lbs ones that I asked about un...
13 comments posted 20yrs
posted by ignoramus10782
13 comments posted 20yrs posted by ignoramus10782

Radius slot in O-1

Imagine a 1" cube of O-1 with a 1/8" slot milled 9/16 deep through the center of a face. I need to put a 1/16" radius o...
19 comments posted 20yrs
posted by tom(nospam)
19 comments posted 20yrs posted by tom(nospam)

MT3 Collet Chuck Runout

I have a MT5 headstock on my lathe. I am toiling with the idea of buying a MT3 collet chuck and a set of ER40 collets....
8 comments posted 20yrs
posted by gavaness
8 comments posted 20yrs posted by gavaness

Flood Coolant for Diamond wheel

What are the options for this ? I know water soluble is one . Are there any other ? Is everything else a poor second ?...
2 comments posted 20yrs
posted by scutt
2 comments posted 20yrs posted by scutt

Broken allen wrench removal

A friend of mine (really!) went to remove a mirror from his motorcycle. The mirror mount is steel and mounts to the fro...
8 comments posted 20yrs
posted by wayne1NOSPAM
8 comments posted 20yrs posted by wayne1NOSPAM

stud welders (automotive)

I would like to have a stud welder for pulling on dents (auto body repair). I really don't want to spend the money on p...
7 comments posted 20yrs
posted by ivan
7 comments posted 20yrs posted by ivan

Screw Extraction ?

This is a dumb question. I am tring to extract a screw that the head has broken off. Now for the dumb question. When usi...
2 comments posted 20yrs
posted by shiftyeyes
2 comments posted 20yrs posted by shiftyeyes

FS: 50KVA Spot Welder FS

I have a older but in excellent shape 50KVA pressure spot welder for sale in the Denver/Boulder CO area. Pulled from se...
0 comments posted 20yrs
posted by stevek433
0 comments posted 20yrs posted by stevek433