In-line heat treatment: + 50% lifespan and + 100% resistance.-Handle material - Soft Grip for more comfort and still resistant to chemicals. -Tri-coating treatment of the blade (Zinc- Nickel-Chromium): 4 times more resistance to corrosion-Optimized handle ergonomics: + 10% torque-Laser marking: for better resistance to wear-Machining of impressions by numerical control: better adaptation of screw increasing torque transfer and reducing wear - Contains: - AN3,5X75-- AN4X100-- AN5,5X150-- AN6,5X150-- ANP1X100-- ANP2X125 - Weight: 590 g