Glass cutting?

[Psyire]

You can get the bit's cheap on ebay. They come out of hong kong and work well.

[TheReefGeek]

Which bits, rotary tool cutting bits, or diamond drill bits?

[Paverdude]

This is a supplier in Hong Kong that lots of people use

http://www.richontools.com/catalog/c8_p1.html

[TheReefGeek]

I think I am going to cry, I soooo overpaid for my 2.5" diamond coated bit!