<p>Oof.</p><p><a href="https://www.mcmaster.com/product/87405K46-87405K6" target="_blank" rel="nofollow noopener noreferrer" translate="no"><span class="invisible">https://www.</span><span class="ellipsis">mcmaster.com/product/87405K46-</span><span class="invisible">87405K6</span></a></p><p>$160 for a one inch diameter x one inch tall polyimide puck.</p><p>And i thought PEEK was expensive.</p>