SHOCKWAVE Impact Duty™ 1/2" Drive 10" Extension

SHOCKWAVE Impact Duty™ 1/2" Drive 10" Extension

The 49-66-6708 Milwaukee SHOCKWAVE Impact Duty™ 1/2" Drive Extension is a long-reach, heavy-duty 10" extension built to handle high torque while giving you access to deep or hard-to-reach fasteners. Made from forged impact steel and engineered for durability, it delivers reliable performance under extreme loads—because sometimes the bolt you need is buried just far enough to be annoying.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 49-66-6708
• Brand: Milwaukee
• Product Type: Impact socket extension
• Drive Size: 1/2" input / 1/2" output
• Length: 10"
• Compatibility: Optimized for 1/2" drive impact wrenches and impact sockets
• Material: Forged impact steel for durability in high-torque applications
• Retention Design: Ball detent for secure socket retention during use
• Attachment Features:
  • Dual hole design with groove for easy installation and removal
• Markings:
  • Laser-etched size and part number for quick identification
• Performance: Designed to provide better access in hard-to-reach areas while maintaining impact durability
• Standards: Meets ASME industry standards
• Warranty: Lifetime guarantee (extensions and sockets only)

Ideal For

• Reaching deep or recessed fasteners where standard sockets won’t cut it
• High-torque applications using 1/2" drive impact tools
• Automotive, mechanical, and industrial work requiring extended reach and strength
• Jobs where secure socket retention under heavy load is critical
• Anyone who’s ever said “if only I had a few more inches”—this one delivers exactly that