1/4" Diameter Low Carbon Steel Stub (1.5XD-2XD): 1/2" LOC and Below. Here are the recommended End Mills as well as Speeds and Feeds for the Optimized Tool Path (like a VoluMill, DynamicMill or iMachining) Low Carbon Steels like 1018, 12L14 or A36:

1/4" Diameter x 3/8" Length of Cut x 5 Flute Alcrona Pro Coated Variable Pitch End Mill
1/4" Diameter x 1/2" Length of Cut x 5 Flute Alcrona Pro Coated Variable Pitch End Mill
| Axial DOC | 1/2" and Below |
| Radial DOC | .030" |
| SFM | 600 |
| RPM | 9,168 |
| CLPT | .005" |
| IPM | 229 |
| Metal Removal Rate | 3.43 |
*Do not use these Speeds/Feeds if you are not running an Optimized Tool Path
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