225-piece assortment of 304 stainless steel washers, M3, M4, M5, M6, M8, M10, M12, washers for sealing screws, sealing rings, including box (gray)

High quality 304 stainless steel. Stainless steel is a common material with a density of 7.93g/cm3, also called 18/8. It has good machinability and high toughness up to a temperature of about 800 degrees.

Different sizes of washers: M3 30pcs, M4 30pcs, M5 40pcs, M6 35pcs, M8 40pcs, M10 40pcs, M12 10pcs, to meet different needs. It is a very important hand tool for the family.

Flat washers can be used in combination with screws and nuts. Flat washers increase the contact area, reduce pressure and friction and prevent bolts from loosening.

The flat washers are arranged in a storage box so you can easily find them in series and protect them from loss if needed.

Application: Perfect for electrical connections on household and commercial appliances, automotive and marine applications where the power source has a threaded/bolt connection.