Hex socketHigh bite degree, reduce screw damage, not easy to fall off, overall high temperature quenching heat treatment. Hardness high, strong magnetism, wear resistance and durability. Strong magnetismThe head is magnetic, suitable for various occasions such as maintenance and installation, thick and durable and long service life. Scope of application Mainly used to install or disassemble hex screws and hex nuts. It is an essential tool for DIY, auto repair industry, building decoration, etc. High Quality MaterialsChrome vanadium steel material is used, which has complete rust and corrosion resistance, long life. thick and durable life and long life. Condition: 100% Brand New Item Type: Hex Shank Socket Material: chrome vanadium steel Length: approx 13*65mm List of packages: 5 x Hex Shank Sockets 1. Please allow slight error due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.