Hard-Kut can be applied to stainless steel, heat treated steel, cast iron, nickel-chromium steel, aluminum, monel, and range of other hard metals. High-performance metal-working lubricant contains no hazardous ingredients, stays where it is applied even in vertical and overhead situations, and can be thinned with water as needed. Applications include drilling, taping, saving, sawing, milling, threading, engraving, and punch press work.