Any idea how does this works.

[Syphonics]

Wondering how does the abrasive paper stands vertically without falling.
As I am making something similiar, so far i am only able to have the abrasive paper sloted out, but i need ideas to make it stand instead of falling off.

[Syphonics]

alamak the moving .gif file is too huge.
this is the moving pic in cnczone.

http://www.cnczone.com/forums/showthread.php?t=32046 <br> <br>