The Eklind Long-Series Hex-L Key is a premium, heat-treated alloy steel Allen wrench with a corrosion-resistant coating. Compact and lightweight, it offers precise control in tight applications. Made from Eklind Alloy Steel that is heat-treated, quenched, and tempered, it provides optimum strength, torque, and ductility for safety and durability. Its precision-machined tip prevents the rounding of internal hexes.