Vertical Rock Drill
![Vertical Rock Drill](https://ilrms.com.au/wp-content/uploads/Vertical-Rock-Drill.jpg)
This is a twin cylinder steam driven drill built by Sullivan & Co Chicago USA. This vertical rock drill was used at Bellbird Colliery near Cessnock NSW. It is powered by a twin cylinder reciprocating steam engine.
This is a twin cylinder steam driven drill built by Sullivan & Co Chicago USA. This vertical rock drill was used at Bellbird Colliery near Cessnock NSW. It is powered by a twin cylinder reciprocating steam engine.