Hydraflow " Hydraflow AMS 2433 – Nickel Boron Plating ASTM E-1417 – Penetrant Inspection MIL SPECS – Dry Film Lubricant MIL-A-8625 – Type I Chromic Acid AnodizeMIL-A-8625 – Type II Sulfuric Acid AnodizeMIL-A-8625 – Type III Hard Anodize