1100% brand new and high quality. 2Made of stainless steel material, good corrosion resistance. 3There are 10/20/30/50/100 pieces spring washer flats for your choice. 4Eight kinds spring washer flat, M3, M4, M5, M6, M8, M10, M12 and M16. 5Suitable for electrical connections of domestic and commercial appliances, automotive and marine applications
