Flex-Hone Oil is specifically formulated for use with the FLEX-HONE in honing all types of metals. Contains a blend of honing and lapping oils, a petroleum derivative to prevent galling of aluminum, a moisture dispersant, a nonionic surfactant wetting agent to ensure complete lubrication of the surface, and a special additive to keep the metal cuttings and contaminants in suspension. Made in U.S.A.