A larger diameter washer ideal for spreading the clamping load, reducing a hole diameter and packing out. Sometimes known as a mudguard washer. Manufactured from A2 Stainless Steel offering superior corrosion resistance,A larger diameter washer ideal for spreading the clamping load, reducing a hole diameter and packing out. Sometimes known as a mudguard washer. Manufactured from A2 Stainless Steel offering superior corrosion resistance, perfect for external applications. Stainless steel must be used where there is corrosive environment and/or the base material has inherent corrosive characteristics....View more