Level | Coolant | Speed | Feed | Depth of cut |
1 | −33.17 | −30.56 | −31.72 | −31.98 |
2 | −31.66 | −32.20 | −32.02 | −32.00 |
3 | −31.31 | −33.37 | −32.39 | −32.15 |
Delta | 1.87 | 2.81 | 0.67 | 0.17 |
Rank | 2 | 1 | 3 | 4 |