Made from chrome vanadium steel, phosphate treated surface, zinc plated coating, extremely durable for exceptional performance and durability. Designed for wire harness manufacturing, electronics, telephone, electrical work and jewelry making. Very sharp and durable (approx. 64 HRC), CNC cutting edges sharpened to the tips, cuts wires from Ø 0.2 mm, also suitable for single fiberglass fibers. Easy to use: fatigue-free use due to low weight, smooth operation and resistance-free spring handles. Good leverage for easy cutting, high stroke, edges for precise cutting, suitable for serrated surfaces. Comfortable dielectric handles, made from oil-resistant thermoplastic elastomer. - Product description Internal spring Excellent precision Durable and long-lasting PVC handles< /p>