Aervoe Fault-Finder Non-Destructive Test System Penetrant - 12/pk

The Aervoe Fault-Finder Non-Destructive Test System Penetrant (12-Pack) is the second step for easily locating cracks, pores, and faults in metal, plastic, and glass materials. After cleaning the part to be tested, spray this penetrating liquid and allow to soak for up to 20 minutes. Remove while still damp before applying developer.