6 in. Smooth Blade Insulation Knife

This Milwaukee insulation knife features a 6 in. stainless steel straight-edge blade engineered to stay sharper up to 2X for cutting mechanical and HVAC insulation. A full metal tang and rounded polypropylene handle add durability and control, while the included blade cover and lanyard hole make storage and tethering easy.

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Key Features:

• Stays Sharper Longer: Heat-treated, cryogenically hardened stainless steel blade for lasting edge retention
• Full-Tang Durability: Metal tang delivers strength for tough insulation cuts
• Comfort & Control: Rounded polypropylene handle smooths tapes and adhesive laps
• Safe, Portable Storage: Durable blade cover and lanyard hole for tethering
• Jobsite Ready: Compact design suitable for pocket carry

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Blade Edge Type	Straight Edge
Blade Material	Stainless Steel
Blade Style	Blunt Tip (source data) / Drop Point (web data) – see review notes
Handle Material	Polypropylene
Individual/Set	Individual
Color Family	Red
Number of Pieces	1
Hand Tool Type	Knife
Returnable	180-Day (source data) / 90-Day (web data) – see review notes
Tools Product Type	Hand Tool
Product Weight	0.3 lb
Product Width	4.65 in
Product Length	11.75 in
Product Depth	14 in
Blade Width	0.125 in
Handle Length	5.75 in
Blade Length	6 in
Manufacturer Warranty	Limited Lifetime
Model Number	48-22-1921

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Frequently Asked Questions (FAQ):

Q: What materials is this knife best for?
A: Designed for mechanical and HVAC insulation, including pipe insulation and similar fibrous materials.

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Q: Is a sheath or cover included?
A: Yes, a durable blade cover is included for safe storage.

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Q: What is the blade material and edge type?
A: The blade is stainless steel with a straight edge.

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Q: How long is the blade and handle?
A: Blade length is 6 in.; handle length is 5.75 in.

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Q: Does it have a warranty?
A: Yes, it carries a limited lifetime warranty from Milwaukee.

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A Sleek Essential for Clean, Confident Cuts

This streamlined knife brings precision to utility, turning routine insulation work into a crisp, controlled gesture. The slender 6-inch stainless blade and full-tang construction lend a refined balance that feels composed in hand. Style it on your pegboard beside matte-black snips and a red tool set for a cohesive, modern workspace. Consider it the quiet luxury of the workshop—purposeful, sharp, and impeccably made.

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AI Review Summary:

Across retailer reviews, users praise the knife’s sharpness and edge retention on fiberglass and foam pipe insulation, noting clean, straight cuts and solid full‑tang feel. Many like the included sheath and lanyard hole for pocket or belt carry; grip comfort is frequently mentioned as good. Some critiques include the tip profile not ideal for all tasks and occasional reports that the blade cover can feel loose over time. Overall sentiment trends positive, with buyers recommending it for HVAC and insulation work. Selected quotes: “Slices pipe wrap like butter,” “Comfortable handle with good control,” and “Sheath is handy but could fit tighter.”

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Equip your kit with Milwaukee’s 6 in. Insulation Knife for sharper cuts, added durability, and jobsite-ready convenience.