Bucyrus-Armstrong 27T blasthole drill
The Bucyrus-Armstrong 27T electric blasthole drill revolutionized drilling costs for iron ore. This blasthole drill is shown in action at the Richmond mine in Michigan. This machine is one many drills acquired by Bucyrus-Erie when they purchased the Armstrong Drill Co. in Waterloo, Iowa, in 1932. This video was was compiled, narrated and produced by Keith Haddock for the Historical Construction Equipment Association.
About the Author: PQ Staff
Subscribe to Pit & Quarry
If you enjoyed this article, subscribe to Pit & Quarry to receive more articles just like it.
