Manufacturing steps for milled features with bottom radius regions or cross sections

Features with a bottom radius have additional steps:

1. Rough up to bottom radius with flat end tool leaving finish allowance on bottom.
   • Rough down to bottom radius with flat end tool.
   • Rough bottom radius region with radius tool to reduce stair steps on wall.
2. Finish floor with flat end tool.
3. Finish tight corners missed by steps 1 and 2 using a radiused tool
4. Finish corner radius and walls with radius tool.