| abstract |
A kit and process are provided for working metals, said kit comprising a metal nitride and/or metal carbonitride coated metal working tool and a water soluble metal working fluid, said fluid comprising a relatively large alkoxylated amine, an alkanolamine and an acid-derived compound selected from organic acids, inorganic acids, and salts thereof, and said process comprising contacting a metal workpiece with said metal working tool in the presence of said fluid to effectuate working of said metal. |