The Erem 2422EA Full-Flush Ergonomic Cutter is made from extruded 100% machined Eremadium® tool steel for durability and feature Erem's patented interal Magic spring that maintains constant fatigue-free operation. This cutter also features Erem's EMOS or maximum opening stop feature that limits the handles from opening pass a certain point. This feature helps reduces the user's hand fatigue. The 2422EA has a co-molded ergonomic grips that provide maximum comfort. It's perfect for cutting leads and copper wire in areas where access is limited.