This set of 6 durable replacement blades for robotic lawnmowers will produce a consistent and smooth cut. When your original robotic lawnmower blades get rusty, it’s time for blade changing. Our blades are made of stainless steel which is tough and shock-resistant. Screws are also provided. Note: The blades are sharp, please be careful during assembly. Robotic lawnmowers are also available in our webshop.