I try to turn a damaged 220v Drill into a 12v DC Battery Drill

Today my new DIY video...
Will it be a successful experiment??? I try to turn a damaged 220v Drill into a 12v DC Battery Drill
https://www.youtube.com/watch?v=wUC27KQNyps

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Thanks Mr.DK DIY! We've added your AC to DC Drill Conversion to our Electrical category,
as well as to your builder page: Mr.DK DIY's Homemade Tools. Your receipt:

<div id="blocks"> <div class="block b1 pngfix"> <div class="bimg"> <div> <a href="https://www.homemadetools.net/homemade-ac-to-dc-drill-conversion"> <img src="/uploads/229428/homemade-ac-to-dc-drill-conversion.jpeg"/> </a> </div> </div> <div class="head pngfix"></div> <div class="left pngfix"></div> <div class="right pngfix"></div> <div class="blockover b1 pngfix"> <div class="title"> <a href="https://www.homemadetools.net/homemade-ac-to-dc-drill-conversion">AC to DC Drill Conversion</a> <span> by <a href="https://www.homemadetools.net/builder/Mr.DK+DIY">Mr.DK DIY</a></span> </div> <div class="tags">tags: <a href='https://www.homemadetools.net/tag/12v'>12V</a>, <a href='https://www.homemadetools.net/tag/drill'>drill</a>, <a href='https://www.homemadetools.net/tag/conversion'>conversion</a> </div> </div> </div> </div>
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what differences did you note between the 220v and 12 v motor armatures? it did not seem to turn very quickly an whatever voltage that battery produced.