This guide will show you how to find the Industrial Cutting Saw and the Oppressor key in Hit The Roof mission for your Motorcycle Club in GTA 5 Online.
You have to go to the highest rooftop of the building to find the key. There will be a small storage room, you need to open it, and you will find some guards inside it. Kill him, and you will find a key box with the oppressor’s key. You can obtain it by simply interacting with it.
You must enter the small cabin on the rooftop to find the industrial cutting saw. You’ll find the industrial cutting saw on the desk in a red and blue duffel bag.
After that, open up the container using the cutting saw, and you will find the Oppressor inside it. Drive it to the destination point and then leave the area to complete the task.
