Precision Brand 45112 Blackeners

Fast, inexpensive alternative to black oxide. Imparts a tough, dull black protective finish to ferrous metal parts. Ideal for prototypes, repair parts, and general machine work. The liquid solution is used on small immersible parts. Should be used at room temperature as a cold application. One pint of Tool Black® Solution covers 25 to 35 square feet, however, coverage varies with application technique. It is available in pack of 6.