For your safety, all pliers are tested individually at 10,000 volts for 10 seconds, at the end of the manufacturing cycle. Serrated flat and and oval pipe/cable gripping surfaces combined with a high performance cutting edges. Cutting edges designed to cleanly cut all types of wire. High mechanical advantage due to off-set rivet and cutting edge geometry reducing effort. High durability carbon alloy steel, with induction hardened cutting edges. Bi-Material ergonomic grips resistant to chemical agents.