There is no problem with the product, but it has been delayed for a delay of more than a month due to the delay delay. I thought I'd better cancel, but I was cheap so I waited. I think that it is bad to keep you waiting too long.
Screw tightening, crimping, crimping, crimping etc. Each part can be used, and in a narrow place, a place difficult to move in a high place, various things can be done with one tool, it is convenient. However, when I was still using it, the narrow part broke, I regretted. I thought that it was useless because it took a considerable amount of force.