TurningMillingDrillingTechnicalInformationIndex Solid carbide drills SU series A SU drill 3xD General machining 1557SU03 – Type of shank DIN 6535HA External coolant Dimensions [mm] Grade B Article1557SU03-M4 d1 (m8) d2 (h6) d3 (m7) l1 l2 l4 l5 KDG3033.364.566283611.4Ɣ 1557SU03-M5 4.2 6 6 66 28 36 13.6 Ɣ 1557SU03-M6 5 8 7 79 41 36 16.5 Ɣ 1557SU03-M8 6.75 10 9.5 89 47 40 21 Ɣ 1557SU03-M8x1.0 7 10 9.8 89 47 40 21 Ɣ 1557SU03-M10 8.5 12 12 102 55 45 25.5 Ɣ 1557SU03-M10x1.0 9 12 12 102 55 45 25.5 ż 1557SU03-M12 10.25 14 14 107 60 45 30 Ɣ 1557SU03-M12x1.5 10.5 14 14 107 60 45 30 Ɣ 1557SU03-M14 12 16 16 115 65 48 34.5 Ɣ 1557SU03-M14x1.5 12.5 16 16 115 65 48 34.5 Ɣ C 1557SU03-M161557SU03-M16x1.5 14 1814.518 18 123 731812373 48 38.5 Ɣ4838.5Ɣ ƔEx stockżOn demand With internal cooling Application field P M K N S H DVery suitable D D D DSuitable D E System code C28 Machining instructions C165 Cutting data C122 Nonstandard order C178 C 72