Quick view M16 Flat Washers, DIN 125 Type B / ISO 7090, Steel The nominal diameter is the bolt size to use for this flat washer.Diameter (Nominal): M16Inside Diameter (Nominal): 17mmOutside Diameter (Nominal): 30mmThickness (Nominal): 3mmProduct Class: WashersOrder: Flat WashersCategory: Standard Flat... $194.93 Select Quantity Compare