High Strength Construction: Ball End Hexagon Wrench with Heat treated chrome vanadium alloy steel die forged body provides hardness, high torque and toughness. The whole body of the hex key wrench is heat treatment, high torque. Best Materials: L-Handle Hexagon Wrench is made of high quality Chrome Vanadium Steel. This Ball End Hexagon Wrench is built to last. The construction ensures it can withstand even the toughest jobs while its precision design allows easy and accurate operation. Ergonomic Design: The Ball End Hexagon Wrench with ergonomic design provides more torque to loosen and tighten fasteners easily. The long lever key wrench is suitable for tight space use. Wide Applications: L-Handle Hexagon Wrench is suitable for basic household repair, repair and mechanical maintenance. For removing and installing socket cap screws on towel bar, door handle, furniture, equipment and more. 【Widely Used】The ball end allen key set has clear visible size mark for fast size selection, good for diy repairs of electronics, electrical work, machinery, Manufacturer: IMGASDCSD