The 4 Pack 590586 Lawn Mower Cover Screws, boasting a robust build with 1.42in carbon steel bolts, are meticulously designed for the 450E Series 11A-020W765 TB110 TB200 TB90. These fasteners are ideal for maintaining and repairing garden equipment, ensuring a reliable and sturdy connection. Their high-quality construction and corrosion-resistant materials guarantee efficient operation and longevity. With just two screws included in this pack, you can cover multiple mowers or repair multiple parts of your garden equipment simultaneously.