【Specifications:】 - Color: Silver - Type: Flat Washers - Material: 304 Stainless Steel - Package Quantity: 580 Pieces - Sizes: M2 M2.5 M3 M4 M5 M6 M8 M10 M12 【Features:】 - Made of 304 stainless steel material which have good corrosion resistance - Perfect for electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolt-type connection - Highly compatible with screws, nuts and bolts of same sizes and feature solid bearing surface to prevent nut/bolt head from tearing through material. Designed to spread the load of a screwed fastening and prevent loosening in industrial, shop, decks and fence building, automotive and home appliances 【Package Included:】 M2x5x0.3mm----------------------- 100Pieces M2.5x6x0.5mm--------------------- 100Pieces M3x7x0.5mm------------------------ 100Pieces M4x9x0.8mm------------------------ 100Pieces M5x10x1.0mm----------------------- 60Pieces M6x12x1.5mm----------------------- 40Pieces M8x16x1.5mm----------------------- 50Pieces M10x20x1.5mm---------------------- 20Pieces M12x24x2.0mm---------------------- 10Pieces