® CMT Vertical Milling Groove Milling Multi Flute D iame D ter W R ing DIN 471/472 Cu tt T max Insert Nom` W T Groove Dia. No. of Ordering Code D groove R Holder Code* Type width -0.04 Max. (min) Flutes SG200 F W121 20.0 1.10 1.21 4.0 0 Ø > 20 6 SG200 F W141 20.0 1.30 1.41 4.0 0.1 Ø > 20 6 S20 H5.1, 5.2, 21 SG200 F W171 20.0 1.60 1.71 4.0 0.1 Ø > 20 6 SG200 F W196 20.0 1.85 1.96 4.0 0.1 Ø > 20 6 Full Radius Groove Milling ter D iame A W g D ttin R Cu T max Detail A Insert W T Groove Dia. Ordering Code D R Holder Code* Type ±0.02 Max. (min) C12 C12 R11 12.4 1.1 2.2 1.7 Ø >12.4 H3, 4, 5, 18, 20 C18 R08 17.8 0.8 1.6 2.9 Ø >17.8 C18 H5.1, 5.2, 21 C18 R11 17.8 1.1 2.2 2.9 Ø >17.8 * For complete toolholder description see pages B07-22 and 23 B07-18