Amazon
Larger surface area than standard flat washers Increased outer diameter to disperse pressure Commonly used in sheet metal work, plumbing and electrical applications Prevents a nut, bolt or screw from pulling through the material Can also be used as a spacer
Larger surface area than standard flat washers Increased outer diameter to disperse pressure Commonly used in sheet metal work, plumbing and electrical applications Prevents a nut, bolt or screw from pulling through the material Can also be used as a spacer