Pack of 200 countersunk washers made of 304 stainless steel for countersunk screws

Package Contents: 200 screw washers, 70 #6 holes, 4 mm diameter, 11 mm outer diameter; 50 #8 holes, 5 mm diameter, 13 mm outer diameter; 40 #10 holes, 6 mm diameter, 15 mm outer diameter; 40 #12 holes, 6.5 mm diameter, 17 mm outer diameterFor use with countersunk wood screws and self-tapping screws.All washers are packaged in a sturdy, clear plastic case for easy storage and transport.Made of corrosion-resistant 304 stainless steel, suitable for a wide range of applications.Prevents a nut, bolt, or screw from pulling through the material; these finishing washers are designed to accommodate the heads of a braced screw.