Moment hero shop worker fights off knife-wielding attacker with MOP after thug ambushed him as he cleaned floors

THIS is the moment a hero shop worker fights off a knife-wielding attacker with a MOP.

Mareez Bachu hid the huge blade in a pizza box before ambushing the man as he cleaned his floors.

SWNSMareez Bachu attacked a shop worker with a knife[/caption] SWNSThe victim bravely fought him off with a mop and wet floor sign[/caption]

Dramatic footage showed the 20-year-old waving the knife around as the unnamed worker fought him off with a mop.

Bachu then slashes at him ...