Vermont American 26486 5/8-Inch Arbor 7-1/4-Inch 40 Tooth Carbide Trade Duty Circular Saw Blade, 25-Pack This item is Vermont American 26486 5/8-Inch Arbor 7-1/4-Inch 40 Tooth Carbide Trade Duty Circular Saw Blade, 25-Pack Used for Power Tool Accessories, Blades - Other The produt is manufactured in China Trade Duty series circular saw blades last 60 times longer than standard steel blades Tungsten carbide tips provide longer blade life and yield smoother cuts Metal cutting blades are specially designed for cutting non-ferrous metals such as aluminum, copper, brass and lead