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Safety Wire Pliers

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Safety wire is also called lock wire because it’s used to secure fasteners and mechanisms in place. Here’s a method for locking a hose clamp. You can also run safety wire through a drilled bolt head and secure it to a non-moving portion to prevent bolt loosening. Carroll Smith’s book “Nuts, Bolts, Fasteners, and Plumbing Handbook” is an excellent reference for safety wire techniques.