K411 Penetrating & release fluid. A NSF approved Food grade Penetrating & Release Fluid with anti-corrosion properties which actively penetrates seized components and leaves a residual film, facilitating re-assembly. Exceptionally powerful release agent, effective release of seized and corroded threaded fasteners. Uses capillary action to penetrate through rust, scale and grime. Effective lubricant additive, aids release and re-assembly. Compatible with most materials. Easily directed spray and special 'all angle valve' allows the can to operate when held in any direction, even upside down. Economical in use. Safe for use where incidental contact with food may occur. Temperature range -20 to 110 Degree Celsius