Lock washer 1.Size:M2-M64 2.material:stainless steel,carbon steel,copper,iron 3.Certificate:ISO,DIN,AS 4.Moq:50pcs Lock washer 1.Size: M2-M64 or As request 2.material:stainless steel,carbon steel,copper,iron3.Certificate:ISO,DIN,AS4.Moq:50pcs Dimensions details examples: Product name Lock washer SpecificationM2-M64 or as requestMaterialMild carbon steel, medium carbon steel, high carbon steel, ...