Rated for both indoor and outdoor use. corrosion resistance to regular plating, made with stainless steel. Get the of your purchase! We offer different size packages won't have to worry about running out of flat washer in the middle of your project. Product is more and stronger than other meaning you can use fewer of them and you don't have to worry about them breaking in use conditions. Features - Color: Silver. - Size: 2.00X2.00X0.18cm/0.79X0.79X0.07 inch. - Material: Stainless steel. - Tightly connected parts such as machinery and equipment. Gaskets increase touch area, , prevent loosening, and protect parts and screws. - Suitable for cars, trucks, buses, construction machinery, wind power equipment, agricultural machinery, foundry industry, drilling equipment, shipbuilding industry, mining equipment, public facilities, rail transportation. - The product designed with stainless steel, high conductivity, . - Sturdy and , great corrosion resistance for outside applications, easy to install. - Washer's surface are smooth can reduces friction between the fasteners, preventing isolates, preventing loosening and dispersion . Package list: 200 x washers