Safety/Lock Wire | Stainless Steel 302/304, Blue Canister, 0.032 Diameter

Safety wire/lock wire is used to ensure fasteners have been properly tightened. This type of positive locking device serves as a safety wiring mechanism to prevent the fastener from falling out or loosening.  The safety wire is typically threaded through the fastener hole then twisted to a part or another fastener then is twisted again.