DIN7349 M3 M4 M5 M6 M8 M10 M12 304 Stainless Steel Heavy Duty Flat Gasket Heavy-Duty Machine Plain Washer Thick Washers SUS304Home Improvement > Hardware3,56 $ (≈ 3,17 €)4,39 $Auf LagerSold by AliExpress WWZum Shop