DC DN DCON MS 9 C400 4-Flute HSS-E Roughing End Mill, Bright Finish Short cut length, 4-flute design without center cut, for peripheral roughing operations only. The NF profile breaks chips for an efficient roughing operation. A 30° helix reduces vibrations and improves performance when roughing mild materials. NOF 4 APMX l g LU 30° 12° OAL DC Bright k12 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 194. P1.1 P1.2 P1.3 P2.1 P2.2 P3.1 P3.2 P4.1 M1.1 M1.2 M2.1 M2.2 K1.1 K1.2 46 E 52 E 54 E 40 E 35 E 32 E 26 D 19 D 34 E 29 E 31 E 25 D 30 E 22 E K1.3 K2.1 K2.2 K2.3 K3.1 K3.2 K3.3 K4.1 K4.2 K4.3 K4.4 K4.5 K5.1 K5.2 17 E 49 E 40 E 32 D 44 E 33 E 27 D 40 D 30 D 22 D 19 C 16 C 46 D 34 D K5.3 N1.3 N2.1 N2.2 N2.3 N3.1 N3.2 N3.3 N4.1 S1.1 S1.2 S2.1 S3.1 S4.1 27 D 41 F 41 E 37 E 26 E 43 E 25 E 13 E 43 E 30 D 25 D 20 C 15 C 12 C DCON MS tolerance h6. Product DC DCON MS APMX OAL NOF LU DN [mm] [mm] [mm] [mm] [mm] [mm] C4006.0 6.00 6.00 13.00 57.0 4 – – C4008.0 8.00 10.00 19.00 69.0 4 – – C40010.0 10.00 10.00 22.00 72.0 4 – – C40012.0 12.00 12.00 26.00 83.0 4 – – C40014.0 14.00 12.00 26.00 83.0 4 37.50 11.50 C40016.0 16.00 16.00 32.00 92.0 4 43.50 15.50 C40018.0 18.00 16.00 32.00 92.0 4 43.50 15.50 C40020.0 20.00 20.00 38.00 104.0 4 53.50 19.50 162