Start by fixing the L-beams in a way that allows the containers to slide in. Make sure there’s ample space for the containers. Once the L-beams are set up, just slide in the lipped containers, and voila! Your organized storage solution is good to go.
Then, you can place the cup around your drill, and as you start drilling, the cup will catch any dust or debris that falls down. This way, you can protect your eyes and keep your workspace clean and tidy without any hassle or mess.