Catalog number: W0-00-0501-0180-0000-12 Features: ●The contact area is larger than that of a round washer, and the fastening surface can be stabilized. ●Used for soft materials such as wood or when the holes are large. Specifications: ●Nominal diameter: M18 ●Outer diameter (mm): 52 ●Inner diameter (mm): 20 ●Thickness (mm): 4.5 ●Type: Hot-dip galvanized Material/Finish: ●Iron ●Surface treatment: Hot-dip galvanized (dip) finish
