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A yad "the pointer'
The Torah
People pick up Torahs with their hands.
It's a yad, not a yan. The yad is used as a pointer whilst reading the Torah. As the Torah is holy, no-one is allowed to touch it (excpet the scribe), so people use yads instead.
A Torah-scroll.
The Torah isn't a symbolic item. It it is the backbone of Judaism, providing the core guidelines for how Jews are supposed to live.
You are thinking about a Yad. It is a pointer in the shape of a little arm, made of silver.See also the Related Link.More about the Torah-scroll
a shortcut
There was no paper then.
The Torah has supreme holiness and should not be touched by hand. However, it is read publicly and individuals are called up to the Torah to chant the blessings said before and after the reading of each section. In order that the person can follow the reading the reader uses a Yad or pointer to show the individual the place as the Torah is being read.
To honor the Torah and glorify it.
A pointer called a 'yad' is used to keep ones place when reading from the Torah.