<p>Flat Washer, Stainless Steel, Inch, Washer Material Grade 18-8, Fastener Finish Plain, Fits Bolt Sizes #12, Washer Inside Dia. 1/4 In., Washer Outside Dia. 9/16 In., Thickness 0.051 In. to 0.080 In., Radius -, Rockwell Hardness B70, Washer Standards ASME B18.22.1, Package Quantity 50</p> <p><br /><b>Features</b></p> <ul> <li>Item: Flat Washer</li> <li>Fits Bolt Sizes: #12</li> <li>Thickness: 0.051&quot; to 0.080&quot;</li> <li>Rockwell Hardness: B70</li> <li>Package Weight: 0.15</li> <li>System of Measurement: Inch</li> <li>Fastener Finish: Plain</li> <li>Flat Washer Type: Flat Washer</li> <li>Washer Inside Dia.: 1/4&quot;</li> <li>Washer Material Grade: 18-8</li> <li>Washer Outside Dia.: 9/16&quot;</li> <li>Washer Basic Material: Stainless Steel</li> <li>Washer Standards: ASME B18.22.1</li> </ul> <p></p>