Material: stainless steel Blade: sharp and constantly curved Color: Gold/Silver Specifications: Standard configuration (1 lawn mower blade + 1 original screw) Product type: three blade thicknesses (0.45/0.6/0.75mm) Product type, quantity and color are all subject to the main picture Stainless steel blade, robot mower replacement knife The replacement blade is compatible with various lawn mowers. Features: Smooth section, our robot mower blades ensure smooth cutting edges. High quality material Made of high quality stainless steel with titanium coating. Excellent corrosion resistance, acid and alkali resistance, wear resistance. Easy to replace The blade is double-sided and the screws are easy to install and remove. Keep your lawn clean, green and healthy. Easy storage Spare blades come in a handy resealable case. At the same time, it can be placed correctly to prevent injury.