How to make Rolling shutter pulley (Firki) Rolling shutter ki firki kaise banaen | Rolling shutter 

Is video mein aapko shutter ki pulley (firki) banana sikhaya gaya hai video puri dekhen aur channel ko subscribe Karen shukriya [Thanks]
How it's Made_Rolling shutter pulley | Rolling shutter ki firki kaise banaen | Rolling shutter | Roller shutter | Dukan Ka shutter