Forged chrome vanadium steel, heat treated. Stamped markings allow for quick size identification. For use with hand ratchets or break bars. Includes: 1/4" dr. : E4, E5, E6, E7, E8. 3/8" dr. : E10, E11, E12, E14, E16. 1/2" dr. : E18, E20, E22, E24. Supplied with blow molded case. Product Description The E Torx Star Female Bit Socket Set is made from hardened chrome vanadium steel to make every socket strong. Package includes: 14 Piece Torx E Socket Set 1 x Blow Molding Case Note: The data is all manual measurement, please allow 1-3cm error; due to the difference in light and display, there would be a certain color difference, please refer to the actual object received.