Slide-ways of a machine are frequently lubricated by Oil can.
Slide-ways of a machine are frequently lubricated by Oil can.
Danger of corrosion is the reason that tap water is not preferred as coolant on machine tool.
Dry friction occurs in an un-lubricated journal bearing.
In Grey cast iron materials no cutting oil is used when drilling.
when cutting steel with hand hacksaw, cutting oil is used .