Fender washers have a large outer diameter, an increased bearing surface and a surface load reduction.
Designed for auto body repair, sheet metal work, plumbing and electrical applications.
The greater surface bearing design offers a thinner body for strong, durable performance.
18.8 stainless steel fasteners have excellent corrosion resistant qualities and are an excellent choice for general use and outdoor applications.
If there is an "(S)" in the part name, it indicates that it has a smaller O.D, compared to the "(L)" which indicates that it has a larger O.D
For the product numbers that are sold by weight, 5lbs or 40lbs the individual pieces that are contained within the package are approximate due to manufacturers making some flat washers/lock washers slightly thicker, or thinner.