High-quality material: The flat washer is made of durable plastic nylon, light weight, corrosion resistance, good insulation, resistance to deformation and compression, not easy to break, avoiding wear on the surface of the workpiece and extending the service life of the equipment. The package contains: 8 sizes (M2 / 100pcs, M2.5 / 100pcs, M3 / 100pcs, M4 / 50pcs, M5 / 50pcs, M6 / 50pcs, M8 / 40pcs, M10 / 10pcs), a total of 500 flat washers are placed Among the eight grid boxes, it is easy to find the desired size. Advantages: Compared with metal washers, The sealing ring of plastic washers will not cause magnetism and rust in industrial activities. At the same time, it increases the contact area between bolts or nuts and the surface of the workpiece. It has good impact resistance, absorbs energy and reduces vibration. To prevent wear on the surface of the part. Wide application: The insulating gasket has stable performance, is not sensitive to air, water and temperature, and is very suitable for electrical connection, household appliances and commerce, automobiles, ships, generators, mechanical equipment or DIY decoration, etc. your needs This type of application is an ideal choice. Flat washers are made of durable plastic nylon, lightweight, corrosion-resistant, deformation-resistant and compressive, and good insulation. Increase the contact area of the bolt or nut with the surface of the workpiece, disperse the pressure, prevent the bolt from loosening, not easy to break, and avoid wear on the surface of the workpiece. Ideal for electrical connection with household and commercial appliances, automotive and marine applications. specification: Material: nylon color: White Size: M2: 5 * 2 * 1mm, 100pcs M2.5: 5 * 2.5 * 1mm, 100pcs M3: 6 * 3 * 1mm, 100pcs M4: 8*4*1mm, 50pcs M5: 10*5*1mm, 50pcs M6: 12*6*1.2mm, 50pcs M8: 16*8*1.5mm, 40pcs M10: 20*10*2mm, 10pcs Weight: 55g Package includes: flat washer * 100 Tips: 1) Due to different lighting and screen settings, the color of the item may be slightly different from the picture 2) Due to different manual measurement methods, please allow a slight difference in sizeYeuri