I needed one of these two better just the other day to get a custom made rolling island over an aluminum edge transition of sliding door on the floor. I watched your video to see what the jacks were useful for. I realized they could help set heights of cabinets doing construction. Wow nice !!! Sometimes I had to set the level in a room full of these cabinets.
No wonder you're home all day. Your job is RU-vid. If you are asking why I know this I keep observing that your car never moves every day because I live across the street.
Zeronder? Seriously Zeronder? And it took two of them to lift--an ottoman. Amazon really is the home of cheap Chineseium knock offs. Would you really risk you fingers under something that was actually heavy being held up by these things?