A service station attendant in Kenthurst was threatened with a knife during a robbery last night (Thursday).
The 28-year-old man was working at the service station on the corner of Kenthurst Street and Annangrove Road when two men entered the shop at about 10.45pm.
Police said the two men threatened the attendant with a knife and demanded cash.
He handed over a sum of cash and cigarettes.
The men then left in a blue sedan.
One of the men was described as wearing a red jumper and blue pants with his face covered.
The other man was described as wearing a black hooded jumper and dark pants.
Police are urging anyone with information about this incident to call Crime Stoppers on 1800 333 000.