Feature 1Including 8 common sizes: M2, M2.5, M3, M4, M5, M6, M8, M10, to meet your different needs. 2Used to reduce pressure and friction, prevent leakage, isolate high, loosen or disperse pressure. 3Made of premium quality carbon steel material, antirust, anticorrosion and durable, it has long lifespan. 4Perfect for electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolttype connection. 5Manufactured according to the original production specifications, in line with strict quality standards.Item Type: Flat WasherMaterial: 8.8-Grade Carbon SteelSurface Treatment: Oxidation and blackeningInclude:M2 x 100PCS; M2.5 x 100PCS; M3 x 50PCS; M4 x 50PCS M5 x 50PCS; M6 x 50PCS; M8 x 50PCS; M10 x 30PCSQuantity: 480pcsScope of Application: Applicable to electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolt-type connection. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List480 x Flat Washers