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Milwaukee SHOCKWAVE™ Impact Duty 3/8" Drive 3" Extension

Milwaukee Tool Authorized Dealer
SKU: 49-66-6703
Model Number: MIL49666703
$11.49
Availability Notice: Availability to purchase does not guarantee immediate stock. Our site displays items we stock along with items we have the access to source for our customers. Some items may have extended lead times. Questions about availability? Contact our team before ordering.

MAXIMIZED FASTENER ACCESSIBILITY

The Milwaukee 49-66-6703 is engineered for the high-volume fleet environment where fastener accessibility and mechanical uptime are critical. Utilizing the proprietary SHOCKWAVE Impact Duty heat-treatment process, this 3/8" drive extension manages the extreme kinetic energy of modern cordless impact wrenches without compromising radial structural integrity. Its high-torque performance profile is designed to minimize energy loss between the anvil and the socket, ensuring every foot-pound of torque reaches the fastener in tight geometric constraints.

  • / SHOCKWAVE Impact Duty Alloy: Forged with a heat-treated steel recipe for maximum durability under heavy-duty stress.
  • / Laser-Etched Sizing: High-visibility markings ensure rapid identification in low-light workspaces and resist wear from chemical exposure.
  • / Dual-Hole Design: Optimized for secure socket retention, providing versatile attachment and removal with standard friction rings or pins.
  • / ASME Compliance: Rigorously tested to meet and exceed industrial standards for impact-rated hand tools.
TECHNICAL SPECIFICATIONS
Drive Size: 3/8 Inch
Extension Length: 3 Inch
Impact Rated: Yes (SHOCKWAVE Impact Duty)
Material: Forged Steel
Standards: ASME B107.110-2012
Warranty: Lifetime Guarantee

WHAT'S IN THE BOX

(1) SHOCKWAVE Impact Duty™ 3/8" Drive 3" Extension (49-66-6703)

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