Feature: Material: Stainless steel to ensure lifelong use, a range of washers for home, automotive and shop. Quantity: Package includes 684 PCS flat seals and lock washer in a clear polypropylene box. 9 oacute;w size: includes 9 oacute;w size most commonly used washers; Type: M2, M2.5, M3, M4, M5, M6, M8, M10 M12. Easy to install: The car wash range is easy to install and provides an attractive look to your design. They are the most commonly used type of stainless steel. Wide Application: Perfect for electrical connections in domestic and commercial, automotive and marine applications. Notice: Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thank you! Please allow 1-2cm measurement deviation due to manual measurement. Notice: Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thank you! Please allow 1-2cm measurement deviation due to manual measurement.