Flaw and Crack Detector B Dye Penetrant 400ml

This penetrating oil formula, Flaw and Crack Detector Dye Penetrant B, is a non-destructive weld crack and flaw detector system. Its high level of red dye, low surface tension, and excellent wetting allow for deep penetration into potential surface cracks and flaws. The red dye is highly visible in all types of lighting, meeting all A.S.M.E. requirements.