It occurs to that I recently used a sheet of acrylic to cut out some figures. it wasn't 1/2" though. 1/4" as I recall. I used a scroll saw and a jig saw with "plastic" blades because the figures required some intricate pattern cuts.
That doesn't get your "glued in" bit out of the saw, but maybe it'll help a little if you want to try something else. TFlan --- [EMAIL PROTECTED] wrote: > Well I just did one real slow, and the same thing, > it's nanofused to the > hole saw. > The pilot hole is 1/4" and the arbor hole is 5/8, > this thing is such a bear > that now Im thinking maybe some 1/4" threaded rod > stock with a 1/2" od nut on > it and using the Python shaft puller on it. > I tried a regular big drill bit but it tears up the > acrylic, it seems they > need to be specially modified for plastic and those > do not come that large. > I tried a forstner bit and it doesn't make a clean > hole. > David > > > In a message dated 3/29/2008 8:27:44 A.M. Pacific > Daylight Time, > [EMAIL PROTECTED] writes: > > Slow down the RPM of the drill! You are generating > too mush friction heat > which is causing the scrap to deform and fuse itself > into the hole saw. > You could also use a Forstner (spelling?) bit which > just "shaves" the hole > rather than cutting the diameter. > Been there done that! > > > > > > **************Create a Home Theater Like the Pros. > Watch the video on AOL > Home. > (http://home.aol.com/diy/home-improvement-eric-stromer?video=15&ncid=aolhom00030000000001) >
