One big digging tool… Date: May 10, 2013Author: Museum Curator Category: Historic Tags: drill bit, mining, mining hardware, mining tool Post navigation ← You’ve died of dysentery… Along came a spider… → 35.15359 -107.85472 A ten foot diameter mining drill bit stands here. Where is this? Read the Backstory at the Library of the Qingxit A drill bit for digging mines. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Pinterest (Opens in new window) Pinterest Share on Tumblr (Opens in new window) Tumblr Email a link to a friend (Opens in new window) Email Like Loading... Related