General description Screwed studding made from steel with a bright zinc plated finish, the Qualfast M20X3M Threaded Rod is designed for various applications requiring a strong and durable fastening solution. This threaded rod adheres to the DIN 976-1A standard and is classified as Grade 4.8. Technical specifications Grade: 4.8 Leading Standard: DIN 976-1A Length: 3000 mm Material: Steel Product Type: Threaded Rod Surface Treatment: Zinc Plated Thread: Metric Thread Direction: Right Hand Thread Size: M20 Other information