Police are appealing for information following an attempted armed robbery in Sydney’s west last night.

Just before 9.30pm (Saturday 13 February 2016), two armed men entered a fast food restaurant on Banks Drive, St Clair.

Police have been told one of the men armed with a metal object demanded money from a female employee, before hitting her.

Both men left the scene empty handed.

They were last seen running on St Clair Avenue.

The female employee was treated at the scene by NSW Ambulance Paramedics before being taken to Nepean Hospital for treatment for a minor head wound.

Officers from St Marys Local Area Command were contacted and commenced an investigation into the incident.

A crime scene was established and an extensive search of the surrounding area was conducted. No one was located.

Inquiries into the matter are continuing and police would like to speak to two men who may be able to assist with inquiries.

Both men are described as being of being of thin to medium build, wearing dark clothing.

Anyone with information is urged to come forward.