<li><a href="https://yewtu.be/channel/UCA1I_XTOP50JxP10VgrGWlA">Mitutoyo America Corporation</a> (metrologi)</li>
<li><a href="https://yewtu.be/channel/UCqR9wRW2JYXOlpqiN8C0dIg">Toms Techniques</a> (metallarbeidstips)</li>
<li><a href="https://yewtu.be/channel/UC_SLthyNX_ivd-dmsFgmJVg">Jeremy Fielding</a> (bygging)</li>
- <li><a href="https://yewtu.be/channel/UCYfDX1Gno-PuJ-QWLbH09Sg">Mark Presling</a> (metallarbeide)</li>
+ <li><a href="https://yewtu.be/channel/UCYfDX1Gno-PuJ-QWLbH09Sg">Mark Presling</a> (metallarbeide, modeller og verktøy)</li>
</ul>
<h2>CNC</h2>