Dremel Mounted Abrasive Grinding Wheels Review

I thought I could get a set cheaper than buying them individually. But they are cheap. First, the stones are not in the center, so they "vibrate" a lot. I had to use them on concrete first to center them first. In addition, the stones detach from the metal. Wouldn't recommend it.

If used for more than a few seconds, the sanding head will heat up. That's normal, all grinders and drills do that. What is NOT normal is that when this sanding head is heated, the glue holding it to the shank MELTS! What idiot thought that was a good idea? I could use that for maybe a minute and a half. So it's not worth it.

They work well in my Craftsman Dremel. The metal rod that fits into the chuck appears to be a slightly smaller diameter than other Dremel brand bits. I tried switching to the sanding drum after loosening the chuck just enough to remove 1 of these and had to do a few extra turns to install it. Not really a problem, just something to consider. I was hoping the spherical bit would be a bit larger. The diameter is only about 12 mm. This is the only spherical bit I've seen that fits a Dremel rotary…