The pig is a specialty firefighting tool used mainly for roof ventilation, forcible entry and wall breaching.The Pig Product Review Accessed: 6/28/2012 Invented by a member of the Austin Fire Department, the tool combines the butt-end of a flat head axe on one side and a pick on the other. The pig can be married with a Halligan to create a forcible entry system as an alternative to the classic axe and Halligan combination.Irons and Ladders: The Pig Forcible Entry Tool Review
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