Free of chlorine, non-water soluble cooling lubricants. Special grinding oils for flute, deep, gear and tool grinding operations. ECOCUT HSG 211 LE is high quality, multi-functional cutting and grinding oil. It can also be used as hydraulic or spindle oil. ECOCUT HSG 915 LE is used for high speed grinding of grooves in spiral and thread drills. It is also suitable for grinding of metal plates of circular saws.