I sent back what I bought. It's probably good for small woodwork, but not at all good for sanding the peeling paint on my truck. For me, it has only unevenly scratched the surface. It didn't smooth anything and abraded the rest of the paint horribly. The battery didn't last long (I have a large Li-ion battery), which is also a good thing - I ended up doing all the grinding by hand to get it right. I'll take a random orbital sander to do other work. I probably should have done that first. I got…