Smooth Cut: Extra-sharp replacement blades for automatic lawn mowers ensure even and smooth cutting of the lawn. Easy to replace, just replace the blade with a screwdriver. Durable: The lawn robot blade is made of high-quality stainless steel, with good rust resistance, wear resistance, stability, and other characteristics. The lawn robot blade has a long service life. Safety: Due to the sturdy stainless steel material, the lawn robot blade is not easy to break when used with hard objects (such as stones) and can be used safely. You don't need to worry about the blade suddenly flying off and hurting people Titanium: Plated lawn robot blades not only have cold gold, but also have a longer service life and better wear resistance. The lawn robot blade has higher hardness, smoother surface, better scratch resistance and better insulation function, which can provide you with a better experience Package Contents: 30 blades and 30 screws, the quantity is enough to meet your daily needs