Description Professional Quality, tested to 10,000V and insulated to 1000V AC and 1500V DC for live line working. Manufactured from special tool steel, oil hardened and tempered. Smoothly ground chrome plated head with cutting edges separately induction hardened to 60HRC for cutting soft wire 2.5mm and medium wire 1.6mm. Flat-round jaws have serrated gripping surfaces. Heavy two colour insulated handles with slip guards for extra comfort and safety. Display packed.