Metlok Private Limited offers Anaerobic Hydraulic Sealants Adhesives. Metlok Private Limited is an ISO 9001: 2000 certified company. Anaerobic Hydraulic Sealants Adhesives or My-T-Lok® 133 is designed as a medium viscosity, with antisag property meant for locking and sealing of metal pipes and fittings in hydraulic systems. It cures when confined in the absence of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Anaerobic Hydraulic Sealants Adhesives are suitable for use on stainless steel without the need for surface activation.