| | | | | Feed:f ( | mm/rev) | | |
| ISO | Workpiece materials | Cutting speed Vc (m/min) | ø11.5 - ø16 AS: Straig l 6 fl utes | ø16.001 - ø20 ht fl ute(for 6 fl utes | ø20.001 - ø32 blind holes) 8 fl utes | ø11.5 - ø16 BL: Left han l 6 fl utes | ø16.001 - ø20 d fl ute(for thr 6 fl utes | ø20.001 - ø32 ough holes) 8 fl utes |
| Low carbon steel (C<0.3) SS400, SM490, S25C, E275A, etc. | 80 - 200 | 0.3 - 1.08 | 0.3 - 1.2 | 0.4 - 1.6 | 0.3 - 1.2 | 0.3 - 1.62 | 0.4 - 2.16 |
| Carbon steel (C>0.3) S45C, S55C, C45, C55, etc. | 80 - 150 | 0.3 - 0.9 | 0.3 - 1.08 | 0.4 - 1.44 | 0.3 - 1.08 | 0.3 - 1.5 | 0.4 - 2 |
| Low alloy steel (C SCM415, etc. | 80 - 200 | 0.3 - 1.08 | 0.3 - 1.2 | 0.4 - 1.6 | 0.3 - 1.2 | 0.3 - 1.2 | 0.4 - 2.16 |
| Alloy steel (C>0.3) SCM440, SCr420, 42CrMo4, 20Cr4, etc. | 50 - 150 | 0.18 - 0.6 | 0.3 - 0.78 | 0.4 - 1.04 | 0.3 - 0.78 | 0.3 - 1.02 | 0.4 - 1.36 |
| Stainless steel(Austenitic) SUS304, SUS316, X5CrNi18-9, X5CrNiMo17-12-3, etc. | 20 - 40 | 0.18 - 0.6 | 0.18 - 0.78 | 0.24 - 1.04 | 0.3 - 0.78 | 0.3 - 1.02 | 0.4 - 1.36 |
| Stainless steel(Martensitic and ferritic) SUS430, SUS416, X6Cr17, etc. | 20 - 40 | 0.18 - 0.6 | 0.18 - 0.78 | 0.24 - 1.04 | 0.3 - 0.78 | 0.3 - 1.02 | 0.4 - 1.36 |
| Stainless steel(Precipitation hardening) SUS630, X5CrNiCuNb16-4, etc. | 20 - 40 | 0.18 - 0.6 | 0.18 - 0.78 | 0.24 - 1.04 | 0.3 - 0.78 | 0.3 - 1.02 | 0.4 - 1.36 |
| Gray cast iron FC250, GG25, 250, etc. | 100 - 250 | 0.3 - 1.08 | 0.3 - 1.2 | 0.4 - 1.6 | 0.3 - 1.2 | 0.3 - 1.62 | 0.4 - 2.16 |
| Ductile cast iron FCD700, etc. | 80 - 200 | 0.3 - 0.9 | 0.3 - 1.08 | 0.4 - 1.44 | 0.3 - 1.8 | 0.3 - 1.62 | 0.4 - 2 |
| Aluminum alloy | 100 - 300 | 0.3 - 1.08 | 0.3 - 1.2 | 0.4 - 1.6 | 0.3 - 1.2 | 0.3 - 1.62 | 0.4 - 2.16 |
| High temp. alloy Inconel718, etc. | 15 - 50 | 0.18 - 0.36 | 0.18 - 0.48 | 0.24 - 0.64 | 0.3 - 0.6 | 0.3 - 0.78 | 0.4 - 1.04 |
| Titanium alloy Ti-6Al-4V, etc. | 30 - 60 | 0.18 - 0.6 | 0.18 - 0.78 | 0.24- 1.04 | 0.3 - 0.78 | 0.3 - 1.02 | 0.4 - 1.36 |
| Hardened steel Over 40HRC, etc. | 50 - 100 | 0.18 - 0.48 | 0.18 - 0.6 | 0.24 - 0.8 | 0.3 - 0.72 | 0.3 - 0.9 | 0.4 - 1.2 |