In a statement today, a police spokeswoman said: "A preliminary interview was conducted yesterday with the female victim and unfortunately police still only have a limited description of the offender."
The man, who the victim told police attacked her inside her Edgecumbe St home about 11.30pm, was said to be wearing a black balaclava and black hooded sweatshirt with a white face, skull-head pattern on the back of it.
"Police are still investigating a number of lines of inquiry about the Edgecumbe St attack and we ask anyone to come forward if they heard or saw the assault."
*Anyone with information is asked to contact Hamilton police on 07 858 6200, or anonymously via Crimestoppers on 0800 555 111.
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