Vermont American 27816 5/8-Inch Arbor 7-1/4-Inch 18 Tooth Titanium Series Circular Saw Blade, 25-Pack The item is Vermont American 27816 5/8-Inch Arbor 7-1/4-Inch 18 Tooth Titanium Series Circular Saw Blade, 25-Pack Used for Power Tool Accessories, Blades - Other The product is manufactured in China Blades are designed to resist heat buildup and warping Clear anti-friction coating minimizes binding and pitch buildup J-shaped expansion slots control heat around the perimeter while reducing noise