Detectives are calling for witnesses to an aggravated armed robbery at Warnbro Beach in Port Kennedy.
Around 12.10am on October 16, two offenders approached two men camping near the beach entrance and began talking to them.
The group spoke briefly before one of the offenders picked up an axe and a knife belonging to the victims and the other pulled out a baton from his pocket.
The two men threatened them and stole an esky containing alcohol.
Anyone with information, or who witnessed the incident, is asked to call Crime Stoppers on 1800 333 000.
Emergency services on scene of serious crash on Kwinana Freeway in Stake Hill
Madora Bay man charged after police find stolen items on Nambeelup property
Authorities work to contain crude oil spill in waters off Kwinana
Alcoa Children's Festival returns to Kwinana
Armed man arrested in Port Kennedy
Rockingham, Port Kennedy teens charged over serious Northbridge assault
Police seek witnesses to serious crash in Pinjarra
Local artist Emma Blyth inspires community to raise $10k for Mandurah kids facing hunger
Hunt continues for Baldivis ATM thieves