This showed up in the CNCforum that I thought those that were not familiar with the device might be interested.

 

That's interesting. I had to look it up. You can buy a similar tool called "appliance jack" or "furniture lifter".



https://www.amazon.com/Furniture-Appliance-Metal-Lifters-Refrigerator/dp/B0BG2F8BTF/

 

This showed up in the CNCforum that I thought those that were not familiar with the device might be interested.

I've watch guys precision adjust multi-ton semiconductor tools with the steel electric versions of those.
https://www.riggers.com/assets/powerbar.pdf

 

When I was in France I needed to adjust a heavy metal door. I came across this appliance jack at the local DIY store ( "bricolage") that did the job. It is called "cric menager" (household jack).


(The scales are in mm.)

You can get a similar tool online.



https://www.amazon.com/XClifes-Arm，Wall-Multi-Function-Adjustment-Labor-Saving/dp/B097K7JG56/

 

I guessing the guy that moved the giant stones that built the Pyramids was named Johnson? !!

 

I guessing the guy that moved the giant stones that built the Pyramids was named Johnson? !!

First name, Big?