The .224 calibers the overall length of the reamer would be 4 inches, the pilot would be 1 inch, and the
recess would be 3/8 inch wide. The recess should be about .040 smaller than the pull rod when
completed, after grinding. The recess is there to get an even oil flow to the flutes when reaming.
Once you have the reamer blank completed, go to the milling machine and set up the indexing head.
This should have centers also with some way to attach a small lathe dog to hold the reamer blank solid.
If the indexing head supports a collet, the stock can be held with a collet.
ANGULAR CUTTER
Next, chuck up a 60-degree angular cutter in the mill. The diameter of the cutter should be at least 1 1/2