General description This Draper 16mm hexagon key is made from high-quality chrome vanadium steel that is hardened and tempered for durability. It features a chemically blacked protective finish to prevent corrosion and chamfered ends for easy insertion into fasteners. Technical specifications Size: 16 mm Material: Chrome vanadium steel Finish: Blackened protective coating Compatibility and accessories Designed for use with hexagonal (Allen) fasteners Compatible with other tools in the Draper metric hex key range Installation Insert the hex key into the corresponding hex screw or bolt for tightening or loosening Usage Ideal for assembling furniture, machinery, or other equipment requiring hex fasteners Other information Manufactured by Draper, a trusted brand in hand tools.