binifiMux 20pcs M12x40x3mm Large Fender Flat Washers Zinc Plated Carbon Steel

["【Valuable M12 Fender Washer】M12 large fender washer is used to fit M12 bolt or m12 screw, due to the large stress area up to 40mm, this washer provide good fasten effect","【Dimensions】This silver fender washer have 12mm(1/2\") I.D, and 40mm(1.6\") out diameter, its thickness is 3mm, fit GB96 standard","【Quality Carbon Steel】Crafted from high-quality quality carbon steel Q235, exterior finished zinc for anti-rust, ensuring the longer life time","【Organized Storage】Keep 20 pieces m12 large flat washers in one storage container, very good package, also good backup for your furture usage"]