Composition: Hexagon socket screw plugs acc. to DIN 908 and hexagon head screw plugs acc. to DIN 910 Metric fine cylindrical thread Steel Contents: M10x1 / M12x1,5 / M14x1,5 / M16x1,5 / M18x1,5 / M20x1,5 / M22x1,5 / M24x1,5 / M30x1,5 126 pieces