Bondloc b222 screwlock is a thixotropic anaerobic threadlocker of low strength designed for easy disassembly of treated components b222s anaerobic nature allows it to cure only when confined between metal parts applications include all small fasteners where vibration loosening prevention and non leakage through threaded fastening is required ideal on small set screws brass and most types of small threaded nuts bolts screws hex and slot driven components including keyed fasteners etc specificati