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