| AISI | American Iron and Steel Institute |
| Al2O3 | Aluminum oxide |
| ANOVA | Analysis of Variance |
| CBN | Carbon Boron Nitride |
| CVD | Chemical Vapor Deposition |
| DOE | Design of Experiments |
| DOC | Depth of cut (mm) |
| f | feed rate (mm/rev) |
| ISO | International Organization for Standardization |
| MT-CVD | Moderate Temperature Chemical Vapor Deposition |
| PVD | Physical Vapor Deposition |
| r | tool nose radius (mm) |
| Ra | Arithmetic Mean Value of Profile (µm) |
| Rz | ISO ten-point height (µm) |
| RSM | Response Surface Methodology |
| TiAlN | Titanium Aluminum Nitride |
| TiN | Titanium Nitride |
| TiCN | Titanium Carbo-Nitride |
| Vc | cutting speed (m/min) |
| WC | Tungsten carbide |
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