bmdhacks

joined 2 years ago
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Czech climber Adam Ondra climbing El Capitán in Yosemite National Park in c/mildlyinteresting@lemmy.world
[–] bmdhacks@lemmy.world 8 points 4 days ago

In Yosemite it is illegal to use power tools so all those bolts were drilled by hand by hitting a masonry drill bit with a hammer and twisting.