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: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on Pinterest (Opens in new window) Pinterest Click to share on Tumblr (Opens in new window) Tumblr Click to email a link to a friend (Opens in new window) Email Like Loading... Related