Drilling Glass With a Dremel

[Gary]

You can make a small dam out of plumbers putty to help keep the bit cooled and lubricated with water.

[lockrookie]

not to jump your thread but im thinking of trying to notch a 50g tank for external overflow with a dremel not sure if it will work or not i may just try and cut it then add a black plastic piece notched. just a little scared ill destory the tank but you only live once right.

[lockrookie]

i think i have my answer im going to try this

http://www.reefcentral.com/forums/sh...d.php?t=444094