Milwaukee Shockwave 1/2" - 3/8" Socket Adaptor.
• SHOCKWAVE IMPACT DUTY steel (Chrome-Molybdenum) is high quality alloy steel which provides ultimate strength and durability.
• Stamped and ink filled diameter markings and laser etched part number for wear resistance.
• Ball detent design for superior impact socket retention.
• Dual hole design and groove for security accessories.