| ISO | Material | Material Designation | Material Condition | Hardness | Cutting Speed Recommendations (Vc) |
| K | 15 | Grey cast iron (GG) | Pearlitic/ferritic | 180 HB | 400-500 m/min |
| K | 16 | Grey cast iron (GG) | Pearlitic/martensitic | 260 HB | 400-500 m/min |
| K | 17 | Nodular cast iron (GGG) | Ferritic | 160 HB | 500-1200 m/min |
| K | 18 | Nodular cast iron (GGG) | Pearlitic | 250 HB | 400-1000 m/min |
| S | 34 | High temp. alloys. Ni or Co based | Hardened | 350 HB | 100-200 m/min |
| H | 38 | Hardened steel | Hardened | 55 HRC | 80-140 m/min |
| H | 39 | Hardened steel | Hardened | 60 HRC | 60-120 m/min |
| H | 40 | Chilled cast iron | Cast | 400 HB | 70-150 m/min |
| H | 41 | Cast iron | Hardened | 55 HRC | 100-140 m/min |