YouTuber Latheman fired up his lathe and made these tops with the weight at the top. It's remarkable how long they can spin on a surface like glass or tile.
I made them on my Chinese mini lathe and mini mill out of round and hex brass and copper stock, balls from ball bearings, threaded rods from the hardware store and 3mm rods from old CD-ROM drives and of course golf balls, a 2 € coin, a tungsten ring (ebay jewelry), ball bearings, etc. I didn't draw any plans, but the dimensions are not critical, so it's enough to eyeball the dimensions if you want to make them by yourself.
• Insane 12000 RPM Spinning Tops. (YouTube / Latheman's crazy machines)
Back in 2011, The New York Review of Books inducted Daniel Pinkwater’s classic Lizard Music into its canon with a handsome little hardcover edition; today they follow that up with a stylish, jazzy paperback, priced to move at $10.
Over the years, Bruce Gardner has mastered the Japanese craft of hikaru dorodango, polished mud balls that literally mean “shiny dumplings.”
Salem Barker’s kid isn’t afraid of a little hard work. At five, he already knows how to run the hydraulic logsplitter they rigged up at their farm.
The Pry.Me Bottle Opener holds tens of thousands of times its own weight, and you can pick one up now from the Boing Boing Store.This remarkable keychain is considerably smaller than any of your keys, but don’t let that fool you: it can easily open any bottle, and could even tow a trailer full of […]
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This project management bundle will help you get organized and learn how to lead a team to success. You can pay what you want for these five courses when you pick them up from the Boing Boing Store.To help you become an invaluable asset for your company, this bundle includes a curated collection of professional […]