A sewing machine is an essential part of the quilting process, so you’ll need to know the types of things to look for when purchasing a sewing machine as well as how to thread it and wind a bobbin properly. But the important thing to know as it relates to quilting is how to sew a perfect ¼” seam. Sewing a consistent ¼” seam is the most critical element in making sure your quilt top comes together nicely because if that seam is off, your entire quilt will be crooked.