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The guy over at the primitive technology vlog on YouTube just added a neat video of himself making a cord drill and a pump drill. http://youtu.be/ZEl-Y1NvBVI
by furyg3 11y ago
The guy over at the primitive technology vlog on YouTube just added a neat video of himself making a cord drill and a pump drill. http://youtu.be/ZEl-Y1NvBVI http://youtu.be/ZEl-Y1NvBVI
- LeifCarrotson 11y agoDiscussed here a few days ago at https://news.ycombinator.com/item?id=10956658 https://news.ycombinator.com/item?id=10956658