jackhammer

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jackhammer

[′jak‚ham·ər]
(mining engineering)

jackhammer

1. An airhammer.
2.A hand-operated, pneumatic, rock drill.
References in periodicals archive ?
"In contrast, jackhammering requires two workers who can complete only about six to eight holes per day."
Jackhammering is very hard on people and it really wears them out.
With all the advantages of core drilling manholes, I wouldn't think of using jackhammering on a project like this again."
"Diamond cutting with our machine is significantly less than half the cost of jackhammering," said Brian Nolan, president of Americore.