Two men armed with a knife and a stick tried to rob a Tokoroa dairy.
Police said the pair went into the Kelso St dairy about 7.45pm on August 11 and demanded money.
Both men were wearing dark clothing although one had a white mask on.
The pair left empty-handed.
Detective Sergeant Mihi Owen said police were appealing for help from the public to identify the men.
Call Tokoroa Police on 07-885 0100 or Crimestoppers anonymously on 0800-555-111 if you have information.