Used to change the wiring in my basement. Overall it works for what I need, which is good, but I have some issues. Firstly, the knives (cutting edges) feel dull, but I haven't had to cut much with this tool either, and as far as I know it can be by design and necessary to cut thicker wires like piano strings, which is what it's designed for. . Second, there are some sharper edges that shouldn't be there, as if the tool wasn't sharpened to its best, and what appears to be small residue fromโฆ