The heavy-duty construction, spring return and locking jaws make tedious chores a piece of cake. 
Simply clamp the wire with the pliers, lock the jaws in place and then pull back to create a uniform twist.
Makes a uniform twist in safety wire
Quickly secure fasteners, plastic sprinkler risers, and electrical connections
Heavy duty construction with a spring return and heavy duty locking jaws
High-carbon steel with polished jaws