Product Description The item is DEWALT DWHT11004L Heavy Duty Utility Blades, 75-Pack . Used for Power Tool Accessories, Blades – Other. The product is manufactured in United States. From the Manufacturer DEWALT Utility Blades have a grinding geometry that offers an edge that is 35% Sharper: performance = accurate cuts from the start of work. They are specially heat-treated blades that Are 20% stronger: durability = less blade changes. Induction-hardened cutting edge allows 75% longer cutting for fewer blade changes.