9 D420 HSS-E Shell Cutter, TiCN Coating The standard bore sizes make it suitable for standard shell mill holders and can be used for slotting and cutting. Available in a large range of sizes, with diameters up to 63 mm available. TiCN coating increases the life of the cutter and improves performance when milling hard and abrasive materials. N NOF8 l g 30° 12° TiCN DC js16 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 P2.3 P3.1 P3.2 P3.3 P4.1 P4.2 P4.3 M1.1 M1.2 86 C 96 C 100 C 74 C 65 C 57 B 52 C 42 B 35 B 31 B 26 B 21 B 48 C 41 C M2.1 M2.2 M3.1 M3.2 M3.3 M4.1 K1.1 K1.2 K1.3 K2.1 K2.2 K2.3 K3.1 K3.2 43 C 35 B 35 B 30 B 27 A 20 A 35 C 26 C 19 C 62 C 50 C 40 B 54 C 42 C K3.3 K4.1 K4.2 K4.3 K4.4 K4.5 K5.1 K5.2 K5.3 N1.1 N1.2 N1.3 N2.1 N2.2 34 A 50 B 38 B 28 B 24 A 20 A 57 B 43 B 33 B 159 E 120 D 80 D 80 C 72 C N2.3 N3.1 N3.2 N3.3 N4.1 N4.2 N4.3 S1.1 S1.2 S1.3 S2.1 S2.2 S3.1 S3.2 51 C 84 C 50 C 25 C 84 C 32 C 35 C 35 B 25 B 15 A 27 A 14 A 20 A 10 A S4.1 S4.2 16 A 8A Product DC CW DCON MS NOF [mm] [mm] [mm] D42040.0 40.00 32.0 16.00 8 D42050.0 50.00 36.0 22.00 8 D42063.0 63.00 40.0 27.00 8 191