I.780 32249 DIN 950-GG-250-B22-D GN 116-VK-A1 old reference/new reference GN 116.1-VK7-A1 GN 605-M4-6-BN GN 752-10-M10-NI GN 752-12-M12-NI GN 752-16-M16-NI GN 751-10-20-M10-SL-AL GN 751-12-24-M12-SL-AL GN 751-16-32-M16-SL-AL GN 751-10-20-M10-A-NI GN 751-12-24-M12-A-NI GN 751-16-32-M16-A-NI GN 648.6-10-M10-WK, WARTUNGSFREI GN 648.5-10-M10-WK