High Strength Red Threadlocker, 10 mL, 1 in Thread, Red, GelHigh strength threadlocker for heavy-duty applications 3/8 inch to 1 inch (10 mm to 25 mm)Especially well-suited for permanently locking studs and press fitsAdds 3,000 psi holding power on slip and press fit assembliesLocks against vibration looseningMay require heat or