7-inch Porcelain, Ceramic, Marble and Granite Wet Cutting Diamond Blade

The QEP Black Widow Diamond Blade is a premier blade for very fast, chip-and wobble-free cutting of porcelain, marble, granite and ceramic tile. The unique diamond-shaped laser cutouts around the perimeter keep the blade cooler for superior performance and a longer life. In fact, independent testing has shown that the total average cut speed for the Black Widow blade is 17.14 seconds; faster than other porcelain cutting blades on the market today Diamond blade for wet cutting ceramic, porcelain, marble, granite and stone High quality steel with diamond rim Unique diamond-shaped laser cutouts keep blade cooler 7 mm high rim than standard blades for longer blade life 5/8 in. arbour size