Features: 100% Brand New and High Quality Rust-proof and Durable: The blade is made of high-quality metal, and the surface is coated with titanium, which is rust-resistant and durable. Smooth Cutting: The thickness of the blade is 1mm, which can cut smoothly and improve the performance of the lawn mower. Package Included: The package includes 20 replacement blades and 20 screws. Easy to Use: replacement lawn mower blades are durable and easy to use. Suitable models: suitable for Bosch Indego lawn mower, models: 800, 1000, 1200, 350, 400, 450.Package Included:20 pcsxlawn mower blades boltsSpecifications:Material: Metal Size: Approx.19x40x49x1mm/7.48x4x19.3x0.39inchNote:1. Please allow 1-2mm errors due to manual measurement, please make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.