Caddy MSF Metal Stud Fastener- Box of 96 Erico Original Instructions Included The Caddy MSF Metal Stud Fastener is a high-quality accessory made of durable metal, designed for securing electrical equipment and supplies. This box of 96 fasteners from Erico is perfect for professionals in the electrical industry, providing a reliable and efficient solution for conduit and tubing installations. Manufactured in the United States by the reputable brand Caddy, these black metal stud fasteners ensure a secure and stable connection for your electrical projects. A bit rusty in spots. Box is a little beat up. With original instructions!