MILWAUKEE Impact Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 6 in Overall Lg
The MILWAUKEE Impact Extension (MPN 49-66-6704) is a 3/8" Drive Impact Socket Extension with a 3/8" input and output drive size and a 6" overall length. It features a Black Phosphate finish and does not include a…
SKU 3G-OTH-316404
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Product Description
The MILWAUKEE Impact Extension (MPN 49-66-6704) is a 3/8" Drive Impact Socket Extension with a 3/8" input and output drive size and a 6" overall length. It features a Black Phosphate finish and does not include a locking mechanism. This standard extension is designed for use with impact tools.
Frequently Asked Questions
What is a MILWAUKEE 3/8" Drive Impact Socket Extension used for?
This MILWAUKEE 3/8" Drive Impact Socket Extension (MPN 49-66-6704) extends the reach of your impact wrench or driver to access fasteners in tight or recessed areas. It is designed for heavy-duty fastening applications in automotive, construction, and industrial maintenance where impact tools are used.
What are the specifications of the MILWAUKEE 49-66-6704 impact extension?
The MILWAUKEE 49-66-6704 is a standard impact extension with a 3/8" input and 3/8" output drive size, 6" overall length, and a Black Phosphate finish for corrosion resistance. It does not include a locking mechanism. This extension is built for use with impact drivers and wrenches.
Where to buy MILWAUKEE impact extensions worldwide?
3G Electric supplies MILWAUKEE impact extensions like the 49-66-6704 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this standard 3/8" drive extension.
How to select the right impact socket extension length?
Choose an extension length based on the clearance and depth of your fastener location. A 6" extension like this MILWAUKEE 49-66-6704 suits moderate recesses without excessive torque loss. For deeper access, consider longer extensions; for tight spaces, shorter ones. Always match drive size to your tool and socket.
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3G Electric supplies MILWAUKEE 3/8" drive impact socket extensions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









