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.

3/8" to 1/4" square, 3/8" to 1/2" square, 1/2" to 3/8" square & 1/2" to 3/4" square

1x Milwaukee 4932480356 Impact Socket Adaptor 4 Piece Set