Description: 8Pcs 75mm/100mm Length Phillips Screwdriver Bit High Torque Cross Screwdriver Bit S2 Strong Magnetic Screwdriver Bit.    Features:  -Forged with S2 alloy steel, the hardness reaches the stable standard HRC60+.  -Slim but highly durable, 3 times the torque of ordinary bits.  -The precision manufacturing blade and the screw bite more precisely to prevent slippage and breakage.  -The whole bit is magnetic and has a tight bite, which is convenient for sucking screws during operation and improves efficiency.  -The international standard shank diameter is 6.35mm, which is suitable for a variety of tools such as wind screwdrivers, electric screwdrivers, and rechargeable screwdrivers.  -Strong torque effect, effectively prevent the cutter head from twisting and breaking.    Specifications:  Product Name;  Magnetic screwdriver bits;  Material ;  S2 alloy steel; ; Color;   Silver;  Length  ; 75/100mm;  Shank Diameter  ; 6.35mm;  Quantity ;  8Pcs;    Package Included:;  8Pcs 75mm:  8× 75mm Magnetic screwdriver bits;  8Pcs 100mm:  8x 100mm Magnetic screwdriver bits