Product name: E-type steel open retaining ring setCategory: Screw WashersMaterial: Stainless steelColor: SilverSize: About 12.8*6.8*2.3cmNominal diameter is about: 1.5mm, 2.0mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 7.0mm, 8.0mm, 9.0mm, 10.0mmSuitable for: Household, industrial supplies, etc.Quantity:1.5MM*12;2MM*12;3MM*12;4MM*12;5MM*12;6MM*12;7MM*12;8MM*12;9MM*12;10MM*12Quantity: a hundred and twenty pieces bought per boxPacking list:1 box*open retaining ring