SHOCKWAVE Impact Duty™ 3/8" Drive to 1/4" Drive Reducer

Milwaukee SHOCKWAVE Impact Duty™ 3/8" Drive to 1/4" Drive Reducer

The Milwaukee 49-66-6722 SHOCKWAVE Impact Duty™ 3/8" Drive to 1/4" Drive Reducer is a compact, heavy-duty adapter that lets you step down your drive size without stepping down performance. Built for impact applications, it’s optimized to work seamlessly with 3/8" drive impact wrenches and ratchets while securely holding 1/4" drive impact sockets. With a ball detent for strong socket retention and a dual hole design for easy attachment, this reducer keeps everything locked in place—because flying sockets are only funny the first time.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 49-66-6722
• Brand / Series: Milwaukee SHOCKWAVE Impact Duty™
• Drive Conversion: 3/8" Drive → 1/4" Drive
• Product Type: Impact socket reducer
• Compatibility: Optimized for 3/8" drive impact wrenches and ratchets
• Socket Fit: Designed for use with 1/4" drive impact sockets
• Retention: Ball detent design for secure socket hold
• Attachment: Dual hole design with groove for easier installation and removal
• Markings: Laser-etched size and part number for quick identification
• Standards: Meets ASME industry standards
• Construction: Built for durability in high-torque impact applications

Ideal For

• Converting 3/8" drive tools to use 1/4" drive impact sockets
• Impact applications requiring secure socket retention
• Mechanics and technicians needing flexibility across drive sizes
• Jobs where quick attachment and removal saves time
• Anyone who wants their sockets to stay exactly where they belong—firmly attached and ready to work