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Old tech-carbide batteries?

Somebody here must know the answer. Last Sunday we had some friends over for brunch and one of the guys, a wood worker,...
23 comments posted 12yrs
posted by etpm
23 comments posted 12yrs posted by etpm

Excited

I got a bit excited this morning... I was torching an old PTO knuckle off a gearbox I'm salvaging to use on my new stra...
15 comments posted 12yrs
posted by karltownsend.NOT
15 comments posted 12yrs posted by karltownsend.NOT

Most lucrative business for a machine shop

I recently befriended two guys that started up a machine shop and they also do stampings on a couple of old presses. Ni...
28 comments posted 12yrs
posted by Mars
28 comments posted 12yrs posted by Mars

Solidworks anyone?

I just attended a Demo/hands on seminar yesterday in Germany. The thing is amazing. It is not only super user friendly,...
4 comments posted 12yrs
posted by robanzellotti
4 comments posted 12yrs posted by robanzellotti

bevel protractor question

I came across a Mitutoyo 187-906 protractor. It appears to be old stock and unused, but something about it bugs me. The...
5 comments posted 12yrs
posted by presence
5 comments posted 12yrs posted by presence

Centec 2A machine table rack lever

I have just got a Centec 2A horizontal milling machine and I noticed that the lever for racking the machine table is co...
1 comments posted 12yrs
posted by baratkns
1 comments posted 12yrs posted by baratkns

DIY 45 foot cannon

Check out the video of the test firing. http://venturebeat.com/2014/02/08/guy-builds-a-real-space-cannon-to-cheaply-sen...
5 comments posted 12yrs
posted by H.Beal
5 comments posted 12yrs posted by H.Beal

I bought eight semi trailers today

Scary but true, I bought 8 semi trailers today at an auction. All are junk and rusted, but the price was right. i
15 comments posted 12yrs
posted by ignoramus25526
15 comments posted 12yrs posted by ignoramus25526

Please check my thinking

I want to calibrate several pressure guages. These are low pressure gauges, mostly 15 PSI max but a few up to 200 PSI....
20 comments posted 12yrs
posted by etpm
20 comments posted 12yrs posted by etpm

What is it? Set 532

http://55tools.blogspot.com/ Larger images: http://imgur.com/a/YltaK Rob
25 comments posted 12yrs
posted by Rob_member
25 comments posted 12yrs posted by Rob_member

Professional trailer designer

I'm looking at hauling a heavy boat (7K with the standard trailer) 2000 miles twice a year... A perfectly designed 5th...
23 comments posted 12yrs
posted by karltownsend.NOT
23 comments posted 12yrs posted by karltownsend.NOT

Identifying buck-boost transformer windings?

Imagine you are asked to install a used buck-boost transformer. Imagine you could normally do this in a few minutes. Ex...
2 comments posted 12yrs
posted by invalid
2 comments posted 12yrs posted by invalid

Dedicated machine for collet slotting?

I have a lathe but no mill. I'm looking at getting a tabletop 3 axis tramme l CNC, which I think will be cheaper and mo...
7 comments posted 12yrs
posted by robanzellotti
7 comments posted 12yrs posted by robanzellotti