Milwaukee 49-66-6282 SHOCKWAVE™ Impact Duty 1/2′ Drive 21MM Deep 6 Point Socket

Engineered for high-performance use, this 21MM deep impact socket is built from forged impact steel, ensuring exceptional durability for high-torque applications. Its non-slip hex geometry prevents rounding of both the socket and fasteners, while the dual hole design and groove facilitate easier attachment to impact wrenches, drivers, and ratchets. With laser-etched part numbers and stamped diameter markings, the socket remains legible even after extensive use, reinforcing its suitability for demanding environments. Designed to meet ASME Industry standards, this deep metric impact socket promises reliability on every job and is backed by a lifetime guarantee, making it a favored choice among professionals.