Sentence:  Miss Pulova has a voice that Maria Callas once described as `` like chipping teeth with a <WSD>screw</WSD> driver '' , and her round , opalescent face becomes fascinatingly reflective of the emotions demanded by the role of Rosalie . 
Meaning of the word marked with <WSD> tags:  a hand tool for driving screws; has a tip that fits into the head of a screw