A CASE CX350D large crawler excavator with an Epiroc HB 4100 hydraulic breaker (hammer), or jack hammer, breaks rock at a construction site in Harrisburg, Pa.

Also in the video, see a John Deere 300 P-Tier mid-size excavator loading crushed rock onto a Rokbak articulated hauler, and a Caterpillar 349F L excavator with an Epiroc hydraulic breaker.

View my Construction and Demolition Playlist:
   • Construction and Demolition  

View my other Fire Truck Videos on my Playlist:
   • Fire Apparatus  

(Video by Dan’s Cool Videos)
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