I clean the junk off ol' faithful, the Bridgeport Milling Machine, mainly to make sure it still works. But also to trim a PCB and take some close up shots of 2 and 4 flute carbide end mills in action. The usual nonsense ensues. Check out TubalCain if you want to learn about machining! http://www.youtube.com/watch?v=TGmaIllVA9c&list=PL6HIFled82YU8mZcgLBm4d6hLRWV2emnx Check out Tom's Techniques Le Fancy website! http://tomstechniques.com/ If the guilt of carrying around that pocket full of ill-gotten change is getting hard to bare, consider joining the regulars who keep things rolling. http://www.Patreon.com/AvE