30Pcs Stainless Steel Lawn Mower Replacement Blade with Screws for Bosch Indego Mower Package include: 30 x Blades + 30 x Screws Blade color: Gold Size: 49.5*19*1mm Material: 420J2 stainless steel Hardness: 50-52HRC Screws: The screws are rust-proof, fade-resistant and wear-resistant. High Quality: Made of high-quality stainless steel with titanium coating, excellent rust resistance, acid and weather resistance. alkalis, wear resistance and long service life. High cutting performance: 1mm thick soft edge, sharp, gently mow the lawn, hold a little grass at a time, fertilize the soil naturally, keeping the lawn clean, green and healthy. Titanium Coating: Not only provides better protection against oxidation, but also keeps the gas trimmer in good working order, even in bad weather, with less deposits and long life.