Description:Produced with the excellent workmanship, these gaskets have neat and uniform jaggies with no burr, which meet the requirements of national standards.Adopting the premium material, these gaskets have strong anti-oxidation ability, so they are not easy to rust even in humid environment.These gaskets are mainly made of 304 stainless steel, which is sturdy and durable.The length of the storage box is 13cm, the width is 6.5cm and the height of it is 2.3cm.This set is suitable for electrical connections on household and commercial appliances, automotive, marine and so on.Item Name: Serrated Lock GasketsMaterial: 304 Stainless SteelSpecification: M2.5, M3, M4, M5, M6, M8, M10, M12Size Details: 13cm x 6.5cm x 2.3cm/5.12" x 2.56" x 0.91" (Approx.)Notes:The quantity is about 300pcs, due to manual calculation, the quantity might has 1-5pcs more or less, hope you can understand, thank you.Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:300 x Serrated Lock Washers (M2.5 x 50, M3 x 50, M4 x 50, M5 x 40, M6 x 40, M8 x 30, M10 x 20, M12 x 20)