Sharpie Trick and Raising a Burr 

This is the digital microscope I use Tomlov Microscope with Sony Chip
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TOMLOV Microscope Arm Bracket
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Cainda HD 400K this is the one I started with not exspensive but works good
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Three Pack King Size Sharpie these last longer and work better than $5.00 Tormek Marker
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Links to 99% Isopropyl Alcohol very best for removal of Sharpie
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