The Spiral Ring External M/HD 1/2 is a heavy-duty component made from high-strength carbon steel, featuring a plated finish for enhanced corrosion resistance. This external spiral ring is designed for applications that require secure fastening and retention of parts. With a diameter of 1/2 inch, it is perfect for use in various mechanical assemblies, providing a reliable solution for securing components under dynamic loads. Its spiral design allows for easy installation and removal, making it a versatile choice for both industrial and commercial applications. This product meets industry standards for quality and performance.