Milwaukee 11 in. Stainless Steel Partially Serrated Duct Knife with Sheath, Double-Edged, 5.5 in Blade11 in. Stainless Steel Partially Serrated Duct Knife This Milwaukee duct knife features a stainless steel, double edged blade engineered for long lasting sharpness when cutting flexible duct and insulation. A full metal tang adds strength for tough cuts, and the included durable sheath with belt clip keeps it protected and at the ready. Key Features: Long Lasting Sharpness: Stainless steel blade stays sharper up to 5X longer for duct and insulation

11 in. Stainless Steel Partially Serrated Duct Knife

This Milwaukee duct knife features a stainless steel, double-edged blade engineered for long-lasting sharpness when cutting flexible duct and insulation. A full metal tang adds strength for tough cuts, and the included durable sheath with belt clip keeps it protected and at the ready.

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Key Features:

• Long-Lasting Sharpness: Stainless steel blade stays sharper up to 5X longer for duct and insulation cuts
• Heavy-Duty Construction: Full metal tang and heat-treated, cryogenically hardened blade for durability
• Versatile Cutting: Double-edged design with smooth and serrated edges expands applications
• Secure Carry: Durable sheath with belt clip for convenient storage and transport
• Comfort & Control: Polypropylene handle with lanyard hole for tethering on the job

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Specifications Table:

Specification	Details
Blade Edge Type	Partially Serrated
Blade Material	Stainless Steel
Blade Style	Spear Point
Features	Can Be Sharpened; Sheath Included
Hand Tool Type	Knife
Handle Material	Polypropylene
Individual/Set	Individual
Number of Pieces	1
Returnable	90-Day
Tools Product Type	Hand Tool
Manufacturer Warranty	Limited Lifetime Warranty
Blade Length (in.)	5.5 in
Product Length (in.)	10.5 in
Product Width (in.)	1.9 in
Product Depth (in.)	0.125 in
Blade Width (in.)	1.9
Handle Length (in.)	5
Color Family	Black
Item Weight	0.491 lb
Lanyard Hole	Yes
Full Tang	Yes

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Frequently Asked Questions (FAQ):

Q: What materials is this knife designed to cut?
A: It’s optimized for cutting flexible duct and pipe insulation, and can handle similar jobsite materials.

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Q: Is the blade single or double edged?
A: It’s double edged—one smooth and one partially serrated side for versatility.

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Q: Does it include a sheath?
A: Yes, a durable sheath with a belt clip is included for safe carry and storage.

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Q: Can the blade be sharpened?
A: Yes. The stainless steel blade can be resharpened as needed.

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Q: What is the warranty?
A: Milwaukee backs it with a Limited Lifetime Warranty.

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Utility Meets Rugged Precision

This knife brings a clean, purposeful silhouette to the workshop—crisp stainless steel framed by Milwaukee’s iconic red and black. The double-edged blade is the hero, serrated and smooth, ready to glide through insulation with decisive ease. Clip it to a belt for a streamlined, always-ready look on site or in the garage. It’s a hardworking essential that elevates everyday tasks with sharp, reliable luxury.

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AI Review Summary:

Across hundreds of reviews, users praise the knife’s sharp, durable double-edged blade and convenient sheath, noting it “cuts through duct insulation like butter.” HVAC pros highlight the full-tang construction and comfortable grip for daily use. A few buyers mention the sheath clip can feel tight and that the blade benefits from periodic sharpening after heavy use. Overall sentiment is strongly positive for performance, value, and jobsite readiness.

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Equip your kit with this Milwaukee duct knife for faster, cleaner cuts and durable performance on every job.

Warranty