Making a Running Stitch in Photoshop Elements
Make a transparent image 600 x 600
Use the brush tool basic brushes Hard Mechanical 13 pixels
Use black to make dots across the image
(See Below)
Use Color #2a2a2a to connect the dots with the line tool size 3px
I moved the dots to the top layer but it’s really up to you.
You can now if you want define it as a brush.