Milwaukee M12 1/2 in. ProPEX Expansion Head (49-16-2404)M12 1 2 in. ProPEX Expansion Head Precision engineered head for expanding Uponor PEX tubing with ProPEX fittings. Built from high strength steel with chrome plated segments and a black oxide ring for durability and corrosion resistance, it interfaces with Milwaukee auto rotate expansion tools and fits most Uponor tools. Key Features: Auto Rotate Compatibility: Works with Milwaukee M12 M18 ProPEX expansion tools for consistent expansions Backward

M12 1/2 in. ProPEX Expansion Head

Precision-engineered head for expanding Uponor PEX tubing with ProPEX fittings. Built from high-strength steel with chrome-plated segments and a black oxide ring for durability and corrosion resistance, it interfaces with Milwaukee auto-rotate expansion tools and fits most Uponor tools.

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Key Features:

• Auto-Rotate Compatibility: Works with Milwaukee M12/M18 ProPEX expansion tools for consistent expansions
• Backward Compatible: Fits most Uponor ProPEX expansion tools
• Durable Construction: High-strength steel with chrome-plated segments and black oxide ring resists weather and corrosion
• Easy Size ID: Color-coded ring quickly identifies 1/2 in. size
• PEX Focused: Designed for accurate expansion of Uponor PEX tubing and ProPEX fittings

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Specifications Table:

Specification	Details
Compatible Pipe Size (in.)	1/2 in.
Compatible Pipe Material	PEX
Product Weight (lb.)	.41
Product Height (in.)	1.89
Product Width (in.)	1.89
Product Depth (in.)	2.88
Tools Product Type	Other
Amperage (amps)	0 A
Battery Size	12-volt
Included	No Additional Items Included
Features	No Additional Features
Battery Power Type	Lithium Ion
Power Type	Battery
Certifications and Listings	UL Listed
Manufacturer Warranty	No Warranty
Model Number	49-16-2404

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Frequently Asked Questions (FAQ):

Q: What tools is this head compatible with?
A: It interfaces with Milwaukee auto-rotation ProPEX expansion tools, including M12 and M18 models, and fits most Uponor expansion tools.

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Q: What pipe size does it support?
A: 1/2 in. PEX tubing for ProPEX connections.

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Q: Is any battery or tool included?
A: No—this is the expansion head accessory only; tool and batteries are sold separately.

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Q: What is it made of and how durable is it?
A: Constructed from high-strength steel with chrome-plated segments and a black oxide ring for corrosion and weather resistance.

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Q: Is it UL listed?
A: Yes, it is UL Listed.

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Precision that Elevates Every Connection

This compact expansion head brings a refined, engineered elegance to your plumbing toolkit, ensuring clean, reliable ProPEX connections. The chrome-plated steel and bold color ring read as purposeful design while delivering rugged performance. Pair it with an M12 expansion tool and keep multiple color-coded heads at the ready for quick transitions on complex runs. It’s the kind of quietly essential accessory that makes professional-grade installs feel effortless and polished.

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AI Review Summary:

Across retailer reviews, buyers consistently praise the head’s precise, repeatable expansions and tight ProPEX connections when paired with the M12 tool. Durability and corrosion resistance are frequently noted, with many citing the chrome/oxide finish and solid build. Users like the color coding for quick size ID and report smooth auto-rotation engagement. Some mention it’s easy to misplace without a case and recommend lubrication to maintain smooth operation; a few note higher price versus generics. Representative quotes: “Locks in and expands clean every time,” “Heavy-duty and the blue ring makes size easy,” and “Works great but wish it cost a bit less.”

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Upgrade your ProPEX installs with this durable 1/2 in. expansion head for faster, cleaner connections—add it to your M12 kit today.

Warranty