
| Material Group ISO 513 | K1 | K2 | K3 | K4 | |
| Hardness/Rm | 150÷250 HB | 150÷350 HB | 120÷260 HB | 250÷500 HB | |
| Vc (m/min) | 75÷85 | 60÷70 | 50÷60 | 48÷52 | |
| D (mm) | fn (mm/rev) | fn (mm/rev) | fn (mm/rev) | fn (mm/rev) | |
| 1.0 | 0.012 | 0.013 | 0.013 | 0.008 | |
| 1.1 | 0.014 | 0.014 | 0.014 | 0.009 | |
| 1.2 | 0.015 | 0.015 | 0.015 | 0.010 | |
| 1.3 | 0.016 | 0.016 | 0.016 | 0.011 | |
| 1.4 | 0.017 | 0.018 | 0.018 | 0.011 | |
| 1.5 | 0.019 | 0.019 | 0.019 | 0.012 | |
| 1.6 | 0.021 | 0.021 | 0.021 | 0.014 | |
| Ø RUN OUT | 1.7 | 0.022 | 0.023 | 0.022 | 0.015 |
| 1.8 | 0.023 | 0.024 | 0.024 | 0.016 | |
| 1.9 | 0.025 | 0.025 | 0.025 | 0.017 | |
| 2.0 | 0.026 | 0.027 | 0.026 | 0.018 | |
| 2.1 | 0.028 | 0.029 | 0.029 | 0.020 | |
| 2.2 | 0.030 | 0.031 | 0.030 | 0.021 | |
| 2.3 | 0.031 | 0.032 | 0.032 | 0.022 | |
| 2.4 | 0.033 | 0.034 | 0.033 | 0.023 | |
| 2.5 | 0.034 | 0.035 | 0.034 | 0.024 | |
| 2.6 | 0.037 | 0.038 | 0.037 | 0.026 | |
| 2.7 | 0.038 | 0.040 | 0.039 | 0.027 | |
| 2.8 | 0.040 | 0.041 | 0.040 | 0.028 | |
| 2.9 | 0.041 | 0.043 | 0.041 | 0.029 | |
| 3.0 | 0.042 | 0.044 | 0.043 | 0.030 |
SUTA HSS-HSS/CO
Material Group N1 N2 N3 N4 N5
ISO 513
| Material Group ISO 513 | N1 | N2 | N3 N4 | N5 | |
| Hardness/Rm | |||||
| Vc (m/min) | 125÷135 | 110÷120 | 100÷110 | 140÷150 | |
| D (mm) | fn (mm/rev) | fn (mm/rev) | fn (mm/rev) | fn (mm/rev) | |
| 1.0 | 0.015 | 0.014 | 0.013 | 0.014 | |
| 1.1 | 0.016 | 0.016 | 0.014 | 0.016 | |
| 1.2 | 0.018 | 0.017 | 0.016 | 0.017 | |
| 1.3 | 0.019 | 0.018 | 0.017 | 0.019 | |
| 1.4 | 0.021 | 0.020 | 0.018 | 0.020 | |
| 1.5 | 0.022 | 0.021 | 0.020 | 0.021 | |
| 1.6 | 0.025 | 0.024 | 0.022 | 0.024 | |
| Ø RUN OUT | 1.7 | 0.026 | 0.025 | 0.023 | 0.025 |
| 1.8 | 0.028 | 0.027 | 0.024 | 0.027 | |
| 1.9 | 0.029 | 0.028 | 0.026 | 0.028 | |
| 2.0 | 0.031 | 0.030 | 0.027 | 0.030 | |
| 2.1 | 0.034 | 0.032 | 0.029 | 0.033 | |
| 2.2 | 0.035 | 0.034 | 0.031 | 0.034 | |
| 2.3 | 0.037 | 0.035 | 0.032 | 0.036 | |
| 2.4 | 0.038 | 0.037 | 0.033 | 0.037 | |
| 2.5 | 0.040 | 0.038 | 0.035 | 0.039 | |
| 2.6 | 0.043 | 0.041 | 0.037 | 0.042 | |
| 2.7 | 0.044 | 0.043 | 0.039 | 0.044 | |
| 2.8 | 0.046 | 0.044 | 0.040 | 0.046 | |
| 2.9 | 0.048 | 0.046 | 0.042 | 0.047 | |
| 3.0 | 0.049 | 0.048 | 0.043 | 0.049 |