Feature: 1. Multiple Sizes: There are 4 sizes of M6, 40 pieces are packed in a transparent storage box for easy access and protection. Different sizes can meet your different daily use. 2. Wide Applications: These washers are very strong and very suitable for indoor and outdoor use. The larger outer diameter is ideal for applications that require a large amount of pressure distribution, such as drywall, fences, mounting hardware, and sheet metal. 3. Other Usage: Mudguard washers are also very suitable for electrical connections used in homes and commercial, automobiles and ships, where the power supply has a threaded bolt type connection. 4. Weak Magnetic Properties: The magnetic properties of 304 stainless steel due to structural transformation are not at the same level as that of other materials. It can always show weak magnetic properties. 5. High Quality: 304 stainless steel has high strength and can be used in harsh environments such as high temperature, cold weather and high humidity areas. They have excellent oxidation resistance. Specification: Item Type: Mudguard Washer Assortment Kit Material: 304 stainless steel Fitment: Universal . Package List: 1 x Mudguard Washer Assortment Kit (40pcs)