St Marys detectives are investigating an armed robbery at a take-away store in Kingswood overnight.

About 12.10am today (Saturday 29 June 2013), two unknown men entered the Bringelly Road store and threatened two employees inside.

One of the men was allegedly armed with a firearm.

The pair stole an amount of cash before fleeing south on foot.

No one was injured during the incident.

Police from St Marys Local Area Command were notified and attended a short time later.

They established a crime scene that was examined by specialist forensic officers.

The two men have only been described as wearing black clothing.

Detectives are appealing to anyone who may have information about the incident to come forward.