https://www.youtube.com/watch?v=orvSL8_e5ls
A basic step by step guide to constructing the drill bit used by agua:yaku’s well drilling project. http://aguayaku.org.
https://www.youtube.com/watch?v=orvSL8_e5ls
A basic step by step guide to constructing the drill bit used by agua:yaku’s well drilling project. http://aguayaku.org.