Description: This socket bits set contains a variety of different bits and sockets, which can be used to disassemble and assemble screws of various shapes. This tool set is essential when you are doing home appliance assembly and maintenance and digital disassembly. The surface of it is polished, which is beautiful, anti-rust and corrosion resistant. The specifications are diverse to meet a variety of needs. Plastic box packaging makes it compact and exquisite, which is easy to carry. The use of chrome vanadium alloy steel and high temperature quenching treatment makes these socket bits high in hardness and super durable. Hexagonal torx E-type socket size is 3/8 inch (E10, E12, E14, E16, E18, E20), 1/4 inch (E4, E5, E6, E7, E8); Hexagon torx screwdriver socket size is 3/ 8 inch (T10, T15, T20, T25, T27), 1/2 inch (T30, T40, T45, T50, T55); Hexagonal torx bits with middle hole size is (T8, T10, T15, T20, T25, T27 , T30); Hexagon bit socket size is 1/4 inch (6.35mm). It is widely used in automobile maintenance, machine maintenance, machinery factory shipbuilding and other industries maintenance. Item Name: Bit Socket Material:Chrome Vanadium Alloy Steel Style: Modern Type: Standard Size:20cmx13cmx4cm/7.87inx5.12inx1.57in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 7 X Bits 22 X Sockets