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I have to move taps and bolts from casting. I EDM very easy to do. I heard of using nitric acid in pass but no information on using. Dave

Has anyone else here used concentrated nitric acid to remove broken taps or drills from aluminum? I tried it for the first time on Friday and it works great. The theory behind this is complicated, but

Regarding the comment, "You just need to refresh the WD-40 before it evaporates.". That would very strongly suggest to me NOT to use something that evaporates for bare metal protection long term, or

There was a time that if we needed to use either on a diesel we would grab a can of WD instead of the quick start . We had a mechanic tell up it was better for the engine than the quick start . Now a

Never been a fan of wd40. Though in the 70s I would spray our entire dirt bikes with it. Helped get the bikes clean later due to the hawaiian red clay dirt. But it also caused me to constantly check

The Japanese was buying American before Dec 7 1941. This just sharing a machine tool photo

You just need to refresh the WD-40 before it evaporates. wrote:

They do make a protective coating. You use long term storage or over sea shipping works great But take to remove before the lathe can be used. The #4 waylube will last for 2 or 3 months in summer and

Chemical bluing is merely an oxide film that is intended to retain oil and hide (not really prevent) fingerprint corrosion.? It is practically zero thickness so it shouldn't affect accuracy, but it

You don't want a lubricant and you don't want an oil.? You want something that has a primary purpose as a corrosion preventive.? As someone mentioned, LPS-3 is the way to go.? It is an actual

If there is rust on the parts it needs to be removed and cleaned then apply a rust inhibitor spray. Bluing lathe parts could possibly create inaccuracies but I can’t say for sure because I have

Someone has already mentioned "Golden Rod" heaters with regards to spaces on boats. It is (perhaps the original?) one of many rod heaters now advertised for gun safes. They are available in 7 to 25

I've often wondered if blueing the lathe parts would help. Some of the ones from the factory have rusted a bit, but who knows what process the factory used. Would blueing affect the accuracy of the

I use Vans gun blue which works great. The key is to make sure that you clean the metal prior to bluing. I use ultrasonic cleaner and acetone for cleaning metal and to avoid touching the metal I wear

I have a nice Jacob chuck buy does not take small drill and do not want modify the one on drill press. So purchased one Walmart.

Light bulbs are safe when installed in well-designed lighting fixtures. A light bulb’s filament is literally as hot as the surface of the sun (maybe 3000 degrees Kelvin) and when the glass breaks,

May SB lathe was in the garage for 20 years. Other locations a metal build I Used #4 waylube never had rust using waylube. Dave

Realistically, it's outside. Essentially a barn with garage doors and a concrete floor.

I found way oil #4 does good job. When finished brush on #4 and never had problem for 50 years. Dave

Is your shop outdoors or inside? If inside, I recommend the solution I found: a dehumidifier. I keep the humidity in my basement shop at 60-65%. If it weren't for the dehumidifier it would be up in