Pack of 500 Nylon Washers Features - Soft nylon plastic washers can reduce the wear of the part, increase the touching surface, disperse the pressure, prevent the bolts from loosening, difficult to remove.to break. - Comparison with metal washers, plastic washers, sealing ring and plastic washers.not cause magnetic problems in industrial activities, no rust, electrical insulation, effectively increase damping. - Nylon washer prevents leaks, specially designed for use inin hydraulics and air, create a watertight seal, water tubes, garden hoses, home appliances, showers, faucets, cars and other industrial applications. With box, a variety ofof sizes and thicknesses available in one box, easy to transport.transport, and again, very easy to carry.to use.Box size: 21 x 10.5 x 3 cm (L x D x H) Package content 100 x M2�ꡧ5*2*1��?mm 100 x M2.5�ꡧ5*2.5*1��?mm 100x M3�ꡧ6*3*1��?mm 50 x M4�ꡧ8*4*1��?mm 50 x M5�ꡧ10*5*1��?mm 50 x M6�ꡧ12*6*1.2��?mm 40 x M8�ꡧ16*8*1.5��?mm 10 x M10�ꡧ20*10*2��?mm