Quick view M6 Flat Washers, DIN 125 Type B / ISO 7090, Steel The nominal diameter is the bolt size to use for this flat washer.Diameter (Nominal): M6Inside Diameter (Nominal): 6.4mmOutside Diameter (Nominal): 12mmThickness (Nominal): 1.6mmProduct Class: WashersOrder: Flat WashersCategory: Standard Flat... $190.11 Select Quantity Compare