The Knipex 70 06 traditional range of diagonal cutting pliers are made from a top quality vanadium electric special tool steel, forged and oil-hardened to approximately 62 HRc for added strength and durability and come in two sizes - 160mm and 180mm. The cutting edges are ideal for hard and soft wire. They are oil hardened and tempered, and then separately induction-hardened. These Knipex 70 06 diagonal cutting pliers have chrome-plated heads for smooth operation and handles with heavy-duty insulation for a softer and more positive grip. These pliers have been VDE tested up to 1,000v and are suitable for versatile use on almost any job application.Length: 180mm (7 in).Cutting capacity :Soft wire 4.0 mm.Medium / Hard wire 3.0 mm.Piano wire 2.5 mm.