Keep closer tolerances, get finer finishes, improve tapping results, control chip-welding, increase production and prolong tool life while reducing costs. Ideal for all metals. Complies with OSHA regulations; contains no "1,1,1-Trichloroethane", carbon tetrachloride or sulphur. Authorized for use by the USDA in federally inspected meat and poultry plants. Safe and odorless -- ideal for all metals. One pint.