JKS-14S Cushion Grip Screwdriver Set, 14 Pcs.Patented SVCM tool steel is up to 30% stronger than CrV screwdrivers Hardened and tempered for superior strength and improved durability Super strong acetate handles resist impact and chemicals Integrated cushion grips provide all day comfort and increased torque Chrome plated for superior corrosion resistance Precision machined blackened tips for superior fit in all screw head types Tip type permanently engraved on handle ends for easy identification