TurningMillingDrillingTechnicalInformationIndex ST series Solid carbide drills ST drill 3xD Steel, stainless steel, heat-resistant alloys A 1534ST03C – Type of shank DIN 6535HA – Coolant exit, axial concentric Internal coolant Article Dimensions [mm]d1 (m7)d2 (h6)l1l2 l3 Gradel4KDG303 B 1534ST03C-1550 15.5 16 115 65 45 48 Ɣ 1534ST03C-1580 15.8 16 115 65 45 48 Ɣ 1534ST03C-1600 16 16 115 65 45 48 Ɣ 1534ST03C-1650 16.5 18 123 73 51 48 Ɣ 1534ST03C-1675 16.75 18 123 73 51 48 Ɣ 1534ST03C-1680 16.8 18 123 73 51 48 Ɣ 1534ST03C-1700 17 18 123 73 51 48 Ɣ 1534ST03C-1750 17.5 18 123 73 51 48 Ɣ 1534ST03C-1780 17.8 18 123 73 51 48 Ɣ 1534ST03C-1800 18 18 123 73 51 48 Ɣ 1534ST03C-1850 18.5 20 131 79 55 50 Ɣ1534ST03C-188018.820131795550ƔC 1534ST03C-1900 19 20 131 79 55 50 Ɣ 1534ST03C-1950 19.5 20 131 79 55 50 Ɣ 1534ST03C-1980 19.8 20 131 79 55 50 Ɣ 1534ST03C-2000 20 20 131 79 55 50 Ɣ 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 97