Getting a Satin Stitch on an Older Sewing Machine?

In older machines, what you can do to get a satin stitch is to manually adjust your bob intention. Take your time and use a lot of marking with, you know, your chalk pencil, or whatever you're using for marking,. So that you have a good guide line for yourself. Some bobbin cases have a little piece sticking out with a hole in it that you can actually thread your thread through. And that helps with tattension as well. Lastly, i have one final recommendation, because my machine doesn't have a buttonhole feature - rather than doing it manually, i have a vintage button holer. It attaches to low shank sewing machines. They're not that expensive