The 2nd Weekly Power-User Challenge (April 19th, 2017): Get rid of the rounds the fastest way, with no extra features or exports

Hello SOLIDWORKS Power Users:

For 1000 points and unlimited glory, solve this riddle:

1. Download the attached part file.

2. Delete all the rounds, without adding extra features, or performing export-import operations.

At the end of this exercise, you will have the following model and feature tree:

Note: this type of challenges are very frequent for tooling designers. Many times, you need to measure the rounds or fillets, remove them, apply draft or other edits, and add the rounds back.

SolidworksParts And Features