360Pcs Stainless steel Flat Washers Sealing Ring Washers Assortment Set 8 Sizes in a storage Boxcorrosion resistantWith a rugged convenient re-sealableUsed for sump plugs, automotive brake lines, fuel, oil lines, hydraulic accessories, waterAssortment washer Kits fit for most of engines, such as generators, marine, cars, machinery and factorycolour: SilverMaterial: Stainless Steelsize: M2 * 5 * 0.5mm(ID x OD x Thickness)M2.5 * 5 * 0.5mm(ID x OD x Thickness)M3 * 7 * 0.5mm(ID x OD x Thickness)M4 * 9 * 0.8mm(ID x OD x Thickness)M5 * 10 * 1mm(ID x OD x Thickness)M6 * 12 * 1.5mm(ID x OD x Thickness)M8 * 16 * 1.5mm(ID x OD x Thickness)M10 * 20 * 2mm(ID x OD x Thickness)Package Contents: 360x stainless steel washersOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.