Stainless steel Countersunk Washers

Countersunk Washers.Flat and oval head screws sit flush within these washers for a neat, finished appearance.316 stainless steel washers have excellent resistance to chemicals and salt water. They may be mildly magnetic.18-8 stainless steel washers have good chemical resistance and may be mildly magnetic.
Nickel-plated steel washers have excellent corrosion resistance and a decorative finish.
Brass washers are corrosion resistant in wet environments, nonmagnetic, and electrically conductive. Black zinc- and nickel-plated brass washers have a decorative finish.    

Metric Countersunk Washers.Flat and oval head screws sit flush within these washers for a neat, finished appearance.
Zinc- and chrome-plated steel washers are corrosion resistant in wet environments.
Nickel-plated brass washers are corrosion resistant in wet environments, nonmagnetic, and electrically conductive. They have a decorative finish.
18-8 stainless steel washers have good chemical resistance and may be mildly magnetic.
Aluminum washers are lightweight and corrosion resistant in wet environments.