Precision-Made Stainless Steel Washer: Our EXTSW washer is meticulously crafted with a 5/8" inner diameter, 1 1/8" outer diameter, and a thickness of 3/16". Made from premium 304 stainless steel alloy, it ensures durability and resistance to corrosion.

Exact Dimensions: Actual size measures at .632" ID x 1.115" OD x .188" Thick (±.003 on all dimensions), ensuring a perfect fit for your projects.

Smooth Edges for Safety: The outer diameter features a .030-inch radius, while the inner diameter is countersunk to eliminate sharp edges, making it safe and comfortable to handle.

Made in the USA: Proudly manufactured in the United States using state-of-the-art CNC lathe technology for unparalleled precision and quality.

Custom Sizing Available: If you require a specific size not listed, please contact us for custom options tailored to your needs.

Alloy Clarity: Unlike other sellers who may list their products as '18-8' or simply 'stainless steel' without specifying the alloy, we proudly disclose that our washers are made from the superior 304 alloy.