【Perfect Match】 This set includes 30 robot lawn mower blades and 30 screws, one blade matches one screw, and the cutting head is double-sided. As an alternative to the original accessories, we offer the same quality and cheaper replacement parts with large quantities for long-term use and meet your daily needs. 【Smooth Cutting】 The thickness of the blade is 0.75mm, the edge is smooth and sharp, which has a very clean cutting effect, smoothly cuts the grass in all directions, and can cut at flat, ensuring your lawn is neat and clean. 【Durable】 The lawn mower blade is made of stainless steel and has an additional titanium plating on the outside, which has excellent rust resistance, acid and alkali resistance, wear resistance and longer service life. 【Safety】 The robot mower blades are firm after assembly, even if the blade encounters obstacles such as stones, it will not rebound, and the convenient storage box can still store the blade safely to ensure safety people. 【Wide