The suspect, who demanded cash, was also wearing sunglasses when he entered the shop at midnight.
Capt Johannes Ramphora, Springs police spokesman, says the man ordered the employee to hand over the cash in the shop.
Read: Business robbery in Springs CBD
“As soon as the suspect received the money, he fled the scene, ” he says.
The suspect made off with an undisclosed amount of cash.
Police are investigating a business robbery case.
Read: Business robbery duo caught