16 Oz. Dark Thread Cutting Oil

16 Oz. Dark Thread Cutting Oil Oatey Dark Thread Cutting Oil is formulated with activated sulfur to wet, lubricate and cool dies during the threading process. Specifically designed for use with high-RPM machine operations for threading steel and brass pipe. The oil provides lubrication, helping to make sharp, clean threads. Oatey products have earned the trust of plumbing professionals for over 100 years.