Ideal Heated Knives has been America's leading manufacturer of electric hand-held groovers since 1948. Competitors have closely copied the outside appearance of our products, but theirs are far different on the inside. Ideal Heated Knives is the reliable, time-tested, American manufacturer, with satisfied purchasers throughout the United States and worldwide. Ideal Heated Knives is the only company producing blades and other accessories in a large variety of sizes and shapes.