Flat Washer, Flat Washer Type Standard, Dimensional Standards DIN 125-1A, Material Stainless Steel, Finish Plain, For Screw Size M3.5, Inside Diameter 3.88 mm, Outside Diameter 8 mm, Maximum Thickness 0.55 mm, System of Measurement Metric, Minimum Thickness 0.45 mm, Material Quality Standards DIN 267-11, Pack Size Small Pack, Package Quantity 50