Crescent Wiss has the precision-cast molybdenum blades have CNC-ground serrations which allow for more uniform serrations that provide a cleaner cut every time. They feature extended pivot bolt life due to the superior free-float design. The spring-action design allows for fast, effortless feed. The all-new latch design provides ergonomic single-handed operation for left or right handed users. New extended non-slip handle grips give users better control while cutting. The new generation of Crescent Wiss MetalMaster will cut over 8 miles of steel and feature up to 10 times longer cut life than traditional Aviation Snips.