Product Description Type: Torx female / star socket Item color: silver. Material: chrome vanadium steel / CR-V. Contents: 5 female Torx 1/4 "sockets: E4, 5, 6, 7, 8. 5pcs 3/8 "Female Torx socket E10, 12, 14, 16, 18, 20 4pcs 1/2 "female Torx sockets E18,20,22,24 1. Female Torx Socket Set: 14 E-type Torx sockets with 6.35mm, 9.5mm, and 1.27cm star sockets. Product designed for use with impact screwdrivers. E-Torx, metric and inch sizes, the special shape of the socket allows a nut or screw to be loosened even if the head of the nut / screw is worn to a certain extent. 2. Sizes: 1/4 "(6.25mm) drive: E4, E5, E6, E7 and E8; 3/8" (9.5mm) drive: E10, E11, E12 and E14; 1/2 "(12.7mm) drive: E18, E20, E2 & & & E24. Each bit has its size printed on the bit itself, making it easy to identify after removing a handle from the case. Material: These star sockets are made of chrome vanadium steel with heat treatment for strength and durability, reducing wear and ensuring longevity. 3. Torque Resistance: High strength chrome vanadium steel bushings provide superior torque for greater turning power with mirror chrome finish for corrosion resistance, professional tool for commercial or occasional use. 4. Organized Storage: All parts are well packed and matched in plastic box for convenient storage and carrying. Meets your different needs for all types of repair work. Useful tool kit for car repair and maintenance.