I found them at the dollar store(Dollarama if you have them) , they come blank like this and I just clamp them in and carve. I have an unopened one laying around here's a pic
I think you'd probably be able to, there's a few screws on the back. I haven't tried since they fit on my machine with the plug in overhanging the side. And I know right? When I saw them i knew what I had to do haha
Yep the light is acrylic I beleive. You can use this for glass but you have to be super careful that you have it dialed in well or you'll break it. I've actually been working up the courage to try it haha. I'll definitely post once I'd do!