Single Lip Endmill is necessary as it halves the neccessary feedrates without rubbing. So there is one case where it helps, when the machine just can't feed fast enough to keep up with what the spindle is putting out and maintain adequate chiploads.
| SF1EM060R0.5 | 6 | 6 | 0.5 | 10 | 63 |
| SF1EM080R0.5 | 8 | 8 | 0.5 | 12 | 63 |
| SF1EM100R1.0 | 10 | 10 | 1 | 15 | 70 |
| SF1EM120R1.0 | 12 | 12 | 1 | 20 | 75 |
| SF1EM140R1.0 | 14 | 14 | 1 | 20 | 76 |
| SF1EM160R1.0 | 16 | 16 | 1 | 25 | 76 |
| SF1EM200R1.0 | 20 | 20 | 1 | 25 | 100 |
