Quote Originally Posted by twistpipe109
Come on guys...he probabaly didnt get it used
Oh yeah? Blow up the first pic and look closely at the etch-lines above the 500mL marker on the neck... that volumetric flask has had something corrosive in it before.

A Dremel bit meant for tile and masonry is the best to use on glass. Keep the glass under water, both inside and out, while drilling. The one meant for glass isn't as good.