Features: 14 pieces E-type torx star bit sockets with 1/4inch 3/8inch 1/2inch drive. Precise bits to ensure accurate size. Manufactured from chrome-vanadium steel with heat treated Compatible with extra strength and durability. Each bit has its size imprinted on the bit itself, making it easy to identify them after you've removed a handful from the case. All parts are well packed and assorted in a plastic box Compatible with convenient storage and carry, meeting your different needs Compatible with all kinds of repair work. Hardened and tempered, professional tool Compatible with commercial or occasional use. Useful tool kit Compatible with automobile repair and maintenance. Specifications: Material: Chrome Vanadium Steel Item Color: Silver Storage Box Color: Blue Package Weight: approx.715g Socket Size: 1/4" Drive: E4, E5, E6, E7, E8 3/8" Drive: E10, E11, E12, E14, E16 1/2" Drive: E18, E20, E22, E24 Package List: 14 * E-Type Torx Bit Sockets 1 * Plastic Case