The Asada High-Grade Threading Oil (20 liters) is intended for use in all bolt and threading machines as well as a general-purpose neat cutting oil for drilling, tapping, and other similar tasks. Effective cooling and lubrication extends the life of the dies! It is necessary for people to live long lives. Standard grade for general-purpose threading includes ingredients to handle the high pressures generated during the threading operation. High grade for threading stainless and high-tensile steels