Everhard MK46300 - X-Long Cut Insulation Knife

Experience the power of precision with Everhard’s MK46300 Blade. Designed specifically for the demands of modern roofing, this insulation knife effortlessly cuts through thicker IsoBoard and other insulation materials.

The blade is crafted from hardened and tempered high carbon spring steel. This provides a long-lasting edge that offers the perfect balance of rigidity and flexibility. Double-beveled on all three edges, the precision ground blade ensures consistent edge quality for a clean and efficient cut every time.

Key Features

• Longer Blade: The blade is longer than similar style knives, making it ideal for cutting Roofing ISO board.
• Sharp on All Sides: The blade is sharp on all sides, allowing for easy stabbing and cutting.
• High Carbon Spring Steel: Made from high carbon spring steel, the blade maintains its sharpness over time.
• Durable Plastic Handle: The handle is made from durable plastic, ensuring a firm and comfortable grip.

Choose Everhard’s MK46300 Blade for a reliable, high-quality solution to your roofing insulation needs.

Blade: 5″ high-carbon steel, hardened and tempered for lasting edge retention and flexibility 

Cut Profile: Double-beveled edges on all sides ensure smooth cuts whether pulled or pushed 

Handle: Ergonomic hard plastic, double-riveted for secure grip and extended durability 

Weight & Size: Approximately 0.15 lb (0.068 kg); total tool length is roughly 9″ 

Made in USA: Built to commercial standards for roofing and insulation work

• Hold the knife by its ergonomic plastic handle with a firm grip.
• Position the 5″ blade edge against the insulation material where a cut is needed.
• Apply steady pressure and push or pull (or both) the knife to slice through the insulation board.
• Guide the blade in a straight line to maintain a clean, straight cut.
• If needed, reverse direction and use the opposite beveled edge to finish or correct the cut.
• After cutting, wipe debris from the blade, and store the knife safely (e.g. in a sheath or tool pouch).

Q: What is the Everhard® MK46300 X-Long Cut Insulation Knife used for?
A: It’s designed for cutting thick insulation materials such as polyiso, fiberglass, mineral wool, and foam boards with precision and ease.

Q: How long is the blade on the MK46300?
A: The knife features an extra-long blade (typically 8″ or more), allowing for deep, straight cuts through thick insulation in a single pass.

Q: What makes the MK46300 durable?
A: It is built with a hardened, high-quality steel blade for long-lasting edge retention and a sturdy ergonomic handle for comfort and strength.

Q: Is the MK46300 suitable for professional use?
A: Yes. It’s built to commercial-grade standards, making it ideal for roofing, construction, and insulation professionals who need reliable performance.