Magnavis® 7HF BK Visible Magnetic Particle Wet Method Prepared Bath, 16 oz Aerosol no checkout Essential for seeing behind items Essential for seeing behind items or around corners Provides crystal clear reflections Adjustable via two universal joints to provide an optimal viewing angle Powerful magnetic base clamps firmly to any ferrous metal Great for use with large and small industrial equipment Utility grade with very high adhesion Designed for use in general purpose packaging piping and other large structures Designed for spot inspections of parts that must be inspected in the field due to size or location Composed of Magnavis® 7C Magnaflux magnetic powder suspended in a low volatility mineral oil Suitable for inspection of tubes