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Results of cutting force comparison test.
| Maximum values | Minimum value | Standard deviation | Coefficient of variation | Average value | |
|---|---|---|---|---|---|
| Cutting force required for a normal flat cutter/N | 149.2 | 142.2 | 2.91 | 0.02 | 146.2 |
| Cutting force required for new slip angle cutter/N | 91.7 | 86.2 | 2.39 | 0.02 | 88.5 |
