This ladder is designed and engineered in the United States (Minnesota) and currently manufactured in China.
No, we do not recommend this use.
If you meant how high the top step is, it's 1'8" or 20".
Yes, it does. It is quite sturdy.
The top step is approximately 13-1/2 inches wide by 12-1/2 inches deep.
No, I bought the 2 step model.
contact local home depot they will get you in contact with someone that can help you.
I haven't had a need to use it, but I would use it to hold a small pail, bucket, or paint can.