Apex Tool 84653N Gearwrench EXT IMPACT LOCKING 1/2DR

1/2" Drive Locking Impact Extension 31". Chrome Molybdenum Alloy Steel (Cr-Mo) for Exceptional Strength and Long Lasting Durability. Pin Hole for Use with Pin and O-Ring for Securing the Extensions to the Impact Wrench. Slide Locking Mechanism Securely Attaches Socket to Extension. High Visibility Laser Etched Markings. Manganese Phosphate Coating for Corrosion Resistance.