Failed to purchase! I thought that the cutting edge is a face but I bought it but it was an ordinary cutting edge. I wanted you to specify the shape of the cutting edge in the attached photo and comment
Black paint will peel away as soon as you use it. Well, it seems to be hard to get rusted, so it may be that you are showing off since it is old. Sharpness is very good. I often handle communication lines, but it is very suitable for that.