Cross check torque Marque is used to detect tampering on nuts and bolts and any thing that may be moved or altered. FEATURES .  Highly visible fluorescent color paste that dries to a hard brittle film.  Meets BOEING Specification, BMS8-45 Rev: (G) 15-May-2016 Type II  Mark will be easily broken if parts are tampered with or become loose.  Provides a convenient visual method for identification of vibratory loosening or tampering on nuts, bolts, fasteners and assemblies.  Easily detect when torque has changed.  Provides warranty protection against tampering.  Withstand water and household cleaning agents.  Highly visible under ambient light and fluorescent under UV light.  Excellent adhesion to metal and other substrates.  Does not contain any reportable HAPS or Xylene.