The women, aged 18 and 19, were taken to hospital suffering from cuts and bruises. A 39-year-old man has been arrested on suspicion of aggravated bodily harm and has been bailed until mid-July pending further enquiries.
If you have any information, contact Sutton Police station on 101 quoting ref no: 4006202/16. Alternatively, contact Crimestoppers anonymously on 0800 555 111.