A 33-YEAR-old man was treated in hospital for facial injuries after an attack in Dalton.
The assault happened at around 6.30pm on Tuesday night.
Police sealed off the area around Brock Bank shortly after the incident to allow forensics experts to carry out a search of the area.
No arrests have been made.
The man was taken to Huddersfield Royal Infirmary and treated for flesh wounds to the face.
He was released the same night after treatment.
Anyone who saw the incident should contact police on Huddersfield 101.