Jackhammer: A sturdy pneumatic or electric tool made use of for breaking up concrete, rock, or various other difficult surface areas
https://www.livebinders.com/b/3573262?tabid=519284d7-1d17-8ef3-21ad-a899fd2f6e34
Jackhammer: A sturdy pneumatic or electrical tool used for breaking up concrete, rock, or various other difficult surfaces