Medium Strength Blue Threadlocker, 10 mL, 1/4 in to 3/4 in ThreadAll-purpose, medium strength threadlockerIdeal for all nut and bolt applications 1/4 inch to 3/4 inch (6 mm to 20 mm)Eliminates need for stocking expensive lock nuts and lock washersLocks and seals while preventing parts loosening due to vibrationProtects threads