marteau piqueur, marteau perforateur

listen to the pronunciation of marteau piqueur, marteau perforateur
French - English
{n} jackhammer
A portable percussive power tool that combines a hammer and chisel used to drill or break hard matter, for instance rock or concrete
To use a jackhammer
{i} large drill used to break through concrete and rock
A portable percussive drill device used to drill or break hard matter, for instance rock or concrete
a hammer driven by compressed air