Superior Attachments, Inc. N3522 US Hwy 41 , Menominee , Michigan 49858 USA About Solutions products Publications videos Downloads Companies Superior Attachments, Inc. Videos Sandman Testimonial Video Sandman Testimonial Video 0 Share Watch how to lower somatic cell count and increase cow comfort. Customer comments No comments were found for Sandman Testimonial Video. Be the first to comment! Add your comment Publish your comment Great! comment successfully added!