Sealing Washer, Finish Plain, Metal Material Copper, Material Grade/Class Not Applicable, For Screw Size M9, Inside Diameter 9 mm, Outside Diameter 14 mm, Maximum Thickness 1.5 mm, Seal Material Copper, System of Measurement Metric, Pack Size Small Pack, Heat Treatment Annealed, Minimum Thickness 1.5 mm, Thickness Tolerance +/- 0.2 mm, Package Quantity 100