Quote Originally Posted by Bawanna View Post
I'm almost certain the black pen is some sort of paint. The bluing pens I've had (admittedly very old but still work) I think are more like the bottle stuff. It doesn't darken instantly and kind of goes through color phases. Perhaps the newer pens no longer work that way. The black pen had never impressed me, seldom use it.
After placing the order for the black pen, I saw the black pen is only a paint so I cancelled. I ordered a Birchwood Casey Blueing Pen from Big R online which is an actual blue, not just paint. Saw good reviews for it so thank you