DC DN DCON MS 9 S525 Multi-Flute Solid Carbide Finishing End Mill Short cut length, 6 or 8 flute design with 50° helix provides high rigidity for finishing of deep walls. Neck recess to avoid work contact with the wall and extend reach. TiSiN coating increases tool life and improves performance when milling hardened materials up to 63HRC. N NOF6-8 APMX l g LU 50° -26° OAL DC DIN 6535HA TiSiN h9 Workpiece material group suitability, starting values for cutting speed (m/min) and Alpha Code. Tables with feed per tooth and correction factors can be found starting from page 112. H1.1 H2.1 H2.2 H3.1 H3.2 H4.1 H4.2 119 G 70 G 60 E 78 G 64 G 50 E 42 A DCON MS tolerance h6. Product DC DCON MS APMX OAL NOF LU DN [mm] [mm] [mm] [mm] [mm] [mm] S5253.0 3.00 6.00 8.00 50.0 6 20.00 2.80 S5254.0 4.00 6.00 11.00 50.0 6 20.00 3.70 S5256.0 6.00 6.00 15.00 50.0 6 20.00 5.50 S5258.0 8.00 8.00 20.00 64.0 6 30.00 7.40 S52510.0 10.00 10.00 22.00 70.0 6 32.00 9.20 S52512.0 12.00 12.00 25.00 75.0 6 37.00 11.00 S52514.0 14.00 14.00 30.00 90.0 6 44.00 13.00 S52516.0 16.00 16.00 30.00 90.0 8 46.00 15.00 S52518.0 18.00 18.00 35.00 100.0 8 53.00 17.00 S52520.0 20.00 20.00 38.00 100.0 8 58.00 19.00 68