About this item Material: The saw blade is made of industrial , which is not damaged after thousands of times of cutting, very durable and has a long service life. 65 Manganese Alloy Steel Plate: The base of the saw blade is made of 65 manganese alloy steel plate with high strength, good toughness and no deformation. Fast Cutting: The fast, incisive saw blade gives you a fast, precise, smooth, chip free cutting experience that increases your productivity. Easy Installation: You just unscrew the screw knob of the angle grinder, just put the blade on it and tighten the screw knob with a wrench and you can use it. Wide Application: The saw blade can be used on tiles, granite, marble, stone and ceramics, and has a wide range of applications.