Klein's socket wrenches are forged from rugged alloy steel. 13 mm hex standard 6-point socket designed for heavy work. Loosen or tighten bolts or nuts without rounding the heads.

• For use with socket wrenches
• Built in conformance to the latest issue of ASME B107.4
• Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product
• Chrome finish for lasting protection
• 3/8-Inch drive size