https://www.irwincar.com/irwin-mine-and-tunneling-supply-expands-its-machining-capability-with-the-acquisition-of-petra-machine-shop/?utm_source=rss&utm_medium=rss&utm_campaign=irwin-mine-and-tunneling-supply-expands-its-machining-capability-with-the-acquisition-of-petra-machine-shop Fri, 20 Nov 2020 20:49:09 +0000 hourly 1 https://wordpress.org/?v=5.7.2