Castle Nut Metric Black by Allfast Solutions SKU NUHM39CA M39 / 1 M42 / 1 M45 / 1 M48 / 1 M52 / 1 M56 / 1 M8 (1.0P) / 100 M10 (1.0P) / 100 M10 (1.25P) / 100 M12 (1.25P) / 100 M12 (1.5P) / 100 M14 (1.5P) / 50 M16 (1.5P) / 50 M18 (1.5P) / 50 M20 (1.5P) / 50 M22 (1.5P) / 25 M24 (2.0P) / 25 M27 (2.0P) / 10 M30 (2.0P) / 10 1/4 / 100 5/16 / 100 3/8 / 100 7/16 / 100 1/2 / 100 9/16 / 100 5/8 / 50 3/4 / 50 7/8 / 50 1" / 50 1 1/4 / 25 1 3/8 / 25 1 1/2 / 10 1 3/4 / 10 2" / 5 Diameter M39 M42 M45 M48 M52 M56 M8 (1.0P) M10 (1.0P) M10 (1.25P) M12 (1.25P) M12 (1.5P) M14 (1.5P) M16 (1.5P) M18 (1.5P) M20 (1.5P) M22 (1.5P) M24 (2.0P) M27 (2.0P) M30 (2.0P) 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1" 1 1/4 1 3/8 1 1/2 1 3/4 2" Pack Size (Indicative only) 1 100 50 25 10 5 Individual Units Add to order