Featuring an ergonomic handle, Owens Corning's 11 in. Thermafiber Mineral-Wool Insulation Cutting Knife provides excellent control and comfort during extended use. Its durable construction ensures longevity, making it an essential tool for insulation installation projects. The 11-inch blade length allows for deep, precise cuts in thick insulation materials, helping to save time and increase productivity. Whether you are working on a residential or commercial project, the Owens Corning Thermafiber Insulation Knife is built to help you achieve clean and professional results every time.