Description: 10Pcs 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; Type 1: PH1, 2: PH2, 3: PH3 (optional); Head Diameter 3.5MM, 4.0MM, 4.5MM, 5.0MM, 6.0MM, 6.35MM (optional); 100MM Size 3.5MMxPH1, 4.0MMxPH1, 4.5MMXPH1, 4.0MMXPH2, 4.5MMXPH2, 5.0MMXPH2, 6.0MMXPH2, 6.35MMXPH3; Length; 100mm; Shank Diameter; 6.35mm; Quantity; 10Pcs; Package Included: 10*100mm Magnetic screwdriver bits