Usage Tips:Smooth CuttingThe lawnmower replacement blades are finely polished, extremely thin and sharp, with a thickness of 0.85mm, the weight is 3g, which does not affect the axis of the lawnmower.Enjoy uniquely smooth and even cut, making cutting more efficient, faster and better. MaterialSpare blades and screws are made of stainless steel, titanium carbide alloy, unique process manufacturing with anti-rust, anti-break, anti-corrosion and other properties, the blade keeps sharp for a long time. High Security Replacement Blades do not break due to the use of materials. Even if the blade encounters resistance (stones or similar) - important for the safety of animals and children. Long Life Because our Replacement Blades use titanium coating, Not only provides better rust protection, but also ensures high efficiency in bad weather, guarantees longer life to meet your a variety of needs. Compatible The Replacement Blades are compatible with several models of Worx, LandXcape, Zoef Robot Einhell mowers, For example: 1WR130E141E142E143E153E155E etc.