jackhammer

Result: a supersonic, pulsating jackhammer of 1,700-degree F exhaust gas.

This is all done with the subtlety of someone wielding a jackhammer.

The cops, though, had put giant industrial earmuffs on, the kind of thing you saw jackhammer operators wearing.

They began knocking scales loose with the jackhammer and cutting into the leathery skin underneath with sonocutters.

The noise a jackhammer makes isn't pleasant at all, but if it doesn't make that noise, you figure it isn't functioning properly.