Fastener Type: Hex Serrated Flange Nut. Thread Diameter: 10#; Thread Size: 24 threads per inch; Flange Diameter(A): 12mm/0.47". Width Across Flat Size (B) : 10mm;Nut Height (M) : 5mm. Constructed from carbon steel, zinc plated finish, good rust resistance and durable to use.. Self-locking serrated flange digs into the material being fastened to help prevent loosening..
