Features 1、The hex socket is often used to install on hand tools to unscrew and remove screws and nuts. 2、The tip is precisely machined and can be precisely matched with the hex fasteners, and it is not easy to fall off. 3、Made of chrome vanadium steel, wear‑resistant and rust‑resistant, can be used in various disassembly environments. 4、Each hex socket has size marks on its appearance for easy identification and access. 5、Widely used in financial machinery, office automation, machine tools, power tools, etc. Specification Item Type: Hex Socket Material: Chrome vanadium steel Specification: Approx. 5-13mm / 0.2-0.5in Purpose: Can greatly increase the efficiency of installing and disassembling hex nuts Applicable Scenarios: Widely used in financial machinery, office automation, machine tools, power tools, etc. Package List 9 x Hex Socket