The 20mm "Cornelius" Black Antique Iron Door Stud is a cast iron decorative door stud with a faceted, geometric block head and a threaded screw shank, finished in black powder coat. Overall dimensions are 20mm x 20mm. The head measures 20mm = 0.7 inch across, and the stud measures 34mm = 1.3 inch overall including the screw shank. It is supplied as one piece with matching screws and carries a 2 year warranty. Made in India and packed in Uttar Pradesh. Catalogue code: SH-COR-STU-011-IR