Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
MILWAUKEE 3/4" Drive Impact Socket Extension, 4 in Length, Standard - 3/4" Drive Impact Socket Extensions
MILWAUKEE3/4" Drive Impact Socket Extensions

MILWAUKEE 3/4" Drive Impact Socket Extension, 4 in Length, Standard

The MILWAUKEE 3/4" Drive Impact Socket Extension (MPN 49-66-6709) is a standard-length extension with a 3/4 in input and output drive size and a 4 in overall length. It features a Black Phosphate finish and does not…

SKU 3G-OTH-318663

Also listed as: 49666709 · 49 66 6709

Brand
MILWAUKEE
Item
3/4" Drive Impact Socket Extension, 4 in Length, Standard
Part Number
49-66-6709
Category
3/4" Drive Impact Socket Extensions
Available to Order
Also known as:49-66-6709MILWAUKEE
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

MILWAUKEE
Manufacturer Part Number
49-66-6709
Type
Std
Overall Lg
4 in
Output Drive Size
3/4 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MILWAUKEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MILWAUKEE 3/4" Drive Impact Socket Extension (MPN 49-66-6709) is a standard-length extension with a 3/4 in input and output drive size and a 4 in overall length. It features a Black Phosphate finish and does not include a locking mechanism.

Frequently Asked Questions

What is the MILWAUKEE 3/4" Drive Impact Socket Extension used for?

This extension is used to extend the reach of a 3/4" drive impact wrench or ratchet to access fasteners in tight or recessed areas. It is designed for heavy-duty industrial bolting applications in automotive, construction, and maintenance environments where high torque is required.

What are the specifications of the MILWAUKEE 49-66-6709 impact extension?

The MILWAUKEE 49-66-6709 is a 3/4" drive impact socket extension with a 3/4 in input and output drive size, a 4 in overall length, and a standard length design. It features a Black Phosphate finish for corrosion resistance and does not include a locking mechanism.

Where to buy the MILWAUKEE 49-66-6709 impact extension worldwide?

3G Electric supplies the MILWAUKEE 49-66-6709 impact extension worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right MILWAUKEE impact extension for my application?

Select an extension with the same drive size as your impact tool—here, 3/4 in. Choose length based on clearance: a 4 in extension suits moderate recesses. For high-torque use, ensure the extension is impact-rated. The MILWAUKEE model 49-66-6709 is a standard-length option without a locking feature.

Used in

Common applications for MILWAUKEE
Industrial maintenance — M12™ hammer drill and impact driver kit (2497-22) for drilling, hammer drilling, and fastening in electrical and mechanical tasks.
Heavy equipment lubrication — M18™ grease gun and impact wrench kit (2967-22GG) for lubrication and fastener removal in assembly and maintenance.
Hydraulic cylinder operation — Cordless hydraulic pump (3120-21) delivering 10,000 psi for powering hydraulic tools and cylinders in field service.
Automotive repair — Cordless ratchet kit (3G-OTH-303908) with 35 ft-lb torque for fastening and loosening bolts in tight engine compartments.
Demolition and construction — Carbide reciprocating saw blade (48-00-5371) for cutting wood, metal, and plastic in renovation and plumbing work.
Jobsite safety — N95 respirator with exhalation valve (48-73-4004) for protection against non-oil-based particulates in dusty environments.
Not sure this is the right part? Photo-identify it→

MILWAUKEE Products

3G Electric supplies MILWAUKEE 3/4" drive impact socket extensions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

More from MILWAUKEE

View all MILWAUKEE parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first