Published Friday, 16 November 2012
Police are looking for three men. (© UTV)
It happened in the Colinbrook Avenue area of Dunmurry at around 3.20pm on Friday.
Three men approached the man and ordered him to give them the tools. They pulled out a knife when he refused, before punching him on the head.
He sustained injuries to the side of his face.
The men fled empty-handed.
Police said two of them are believed to be around 18 or 19 years old.
One of them wore a black coat and a navy hoodie underneath with the hood up and black tracksuit bottoms. The other wore light blue jeans and a black coat with the hood up.
The third man is thought to be about 25 years old, of medium build, with a thin moustache and wearing dark blue jeans and a grey hoodie.
Anyone who witnessed the incident has been asked to come forward.
© UTV News