In article ,
"Ed Huntress" wrote:

One thing that we hobbyists often forget is that machine tools used in
production today are mostly fully enclosed.

Of course, with a fully enclosed (and CNC) tool, might as well use flood
coolant rather than a mist...

Still using a can of oil and a brush, given my unenclosed manual tools.
Might consider cooling with compressed air, if I get a better compressor.

--
Cats, coffee, chocolate...vices to live by