Pack of 500 Nylon Washer ➣ Features - Soft nylon plastic washers can reduce the wear of the part, increase the touching surface, disperse the pressure, prevent the bolts from loosening, not easy to break. - Compared with metal washers, plastic washers sealing ring not cause magnetic problems in industrial activities, no rust, electrical insulation, effectively increase damping. - Nylon washer prevents leaks, specially designed for use in hydraulics and air, creating a tight seal, water pipes, garden hoses, appliances, showers, faucets, cars and other industrial applications. Boxed, a variety of sizes and thicknesses available in one box, easy to carry, and again, very easy to use. Box size: 21 x 10.5 x 3 cm (W x D x H) ➣ Package Contents 100 x M2（5*2*1）mm 100 x M2.5（5*2.5*1）mm 100 x M3 （6*3*1）mm 50 x M4 （8*4*1）mm 50 x M5 （10*5*1）mm 50 x M6 （12*6*1.2）mm 40 x M8 （16*8* 1.5）mm 10xM10（20*10*2）mm