The random orbital sander used an offset drive bearing that causes the pad to also move in an elliptical pattern.
Difference between orbital sander and sheet sander for walls.
Orbital sander sheet sander vs random orbital sander comparison.
Like an orbital sander it s square shaped which makes it great for getting into corners and difficult to reach places.
They are also known as sheet sander.
Because of this unique motion ro sanders are much less likely than sheet sanders to leave swirl marks on the material.
And although it is much gentler in sanding it still leaves some swirl marks going in a single direction.
There are also half sheet orbital sanders.
An orbital sander is what you are most likely to use on carpentry work in order to smoothen out uneven surfaces left after using a belt sander.
Sheet sander pads and the sandpaper on them are square so the tool can get into corners.
Unfortunately random orbital sanders and the sandpaper that they use are usually a good deal more expensive than sheet sanders.
Orbital sanders are smaller than orbital sanders but very affordable they re usually priced at around fifty dollars.
They are also known as sheet sander.
The orbital sander is the older simpler and less expensive of these two tools.