SHOCKWAVE Impact Duty 3/8" Drive 21MM Standard 6 Point Socket, 49-66-6144

The MILWAUKEE SHOCKWAVE Impact Duty 3/8" Drive 21MM Standard 6 Point Socket features the boldest, longest-lasting markings and extreme impact durability in high torque applications. The stamped and ink-filled size marking enables an accurate socket selection every time throughout the life of the socket. Engineered with high-strength forged steel for optimized performance in heavy-duty applications, and a non-slip hex geometry prevents fastener rounding. The dual-hole design and ring groove allow for easy socket attachment and removal. All SHOCKWAVE Impact Duty Sockets are backed by a Lifetime Guarantee and meet ASME industry standards.

• Optimized for use with 3/8" drive impact wrenches, drivers, ratchets, and adapters
• Stamped and ink filled diameter markings for wear resistance
• 6-Point design made with forged impact steel for durability in high torque applications backed by our Lifetime Guarantee
• Standard Metric Impact Socket
• Dual hole design and groove for easier attachment
• Non-slip hex geometry to prevent socket and fastener rounding
• Lifetime Guarantee covers impact sockets and extensions only
• Meets ASME Industry Standards