Professional Quality, manufactured from chrome vanadium electric steel, oil hardened and tempered. Smoothly ground jaw faces with accurately milled five position high leverage nonslip groove join with safety stop. No-wear pivot bolt. Teeth hardened to 61HRC. Plastic coated handles with slip guards for extra safety. Has 'no-nip' feature which prevents handles locking together and damaging users' hands. Display packed. Manufactured to DIN ISO 8976 Specifications