... , to lock the general type screw thread Hybond242 Intermediate Intensity Threadlockers Blue color, anaerobic type, General type, ... lock the general type screw thread Hybond243 Engine Oil Resisting Screw Thread Locks Sealant Blue color, anaerobic type,Intermediate ... -shape stopper of the engine. Hybond271 High Intensity Thread Locker Adhesive Red color, anaerobic type, high intensity, intermediate ...