Milwaukee Straight Edge Insulation Knife is crafted to deliver exceptional edge retention and long-lasting durability. Featuring a stainless steel blade designed to stay sharper up to twice as long, this knife excels at cutting mechanical and HVAC insulation with precision. Its full metal tang construction ensures strength for tough cutting tasks, while the rounded handle provides comfort and control for smoothing tapes and adhesive laps. For added convenience, it includes a durable blade cover for safe storage and protection. Model Number: 48-22-1921