SUNSKY A5716 550 PCS 9 Sizes Black Carbon Steel Flat Washers Set A5716

The product is packaged in a strong transparent plastic box with a specification label, which is easy to store and easy to use.

Made of carbon steel material, with anti-oxidation surface, not easy to rust, and long service life.

Function: Mainly used to reduce pressure and friction, prevent leakage, isolate, loosen or disperse pressure.

Scope of application: applicable to household and commercial electrical appliances with thread/bolt type connection, electrical connection for automobiles and ships.

Surface treatment: oxidation and blackening