30 Replacement Blades - For models such as: ● S300 S500i M500 M700 M1000 M1000i M1200i L1500 L1500i L2000i ID B M800i M900 S500i S Basic S450i S700i. WR130E M WR141E M WR142E M WR 143E M WR153E L WR155E etc. Benefits: ✨ 100% compatible with original blades. ✨ Premium stainless steel and titanium coating for excellent rust, acid and alkali resistance. ✨ Insert the new Dacromet screws. ✨ Additional innovative coating for long life. ✨ Sharp enough for a perfect and efficient lawn mowing Easy and quick to assemble. ✨ Space-saving. Small packaging box Features: ● Spare blade material: stainless steel. Coating: titanium. Quantity: 30 spare blades, 30 Dacromet screws. ● Thickness: 0.04 inches/piece. ● Screw length: 0.51 inches. ● Dimensions of the replacement blade for the automatics: 1.38 x 0.67 x 0.004 inches. Contents: 30 spare blades. 30 Dacromet screws. Note: 1. Replacement blades are extremely sharp, keep this in mind when assembling. Always wear gloves and, if necessary, safety glasses. 2. Keep titanium knives away from children and pets due to their sharpness. Keep your robotic lawnmower running smoothly with these high-quality replacement blades! Made from durable stainless steel with a titanium coating for long-lasting performance. Easy to install and provides a clean, efficient cut for a perfectly manicured lawn. Get the best results from your robotic lawnmower with these essential replacement blades!