Diamond blade
![A close-up of a diamond blade, showing worn metal behind the diamonds on the blade.](/Images/godic/202501/08/Diamond_blade_very_macro1554.jpg")
A diamond blade is a saw blade which has diamonds fixed on its edge for cutting hard or abrasive materials. There are many types of diamond blade, and they have many uses, including cutting stone, concrete, asphalt, bricks, coal balls, glass, and ceramics in the construction industry; cutting semiconductor materials in the IT industry; and cutting gemstones, including diamonds, in the gem industry.