(16-1) This is the pivot end of a handle. Two pivot studs have been attached by punching their ends into countersunk holes in the handle. Now the rolled over ends have to be milled flat for the smooth operation of the handle.

(16-2) One of the pivot studs is being placed into the open collet. The rolled end can be seen.

(16-3) The collet is closed. The stud is ready to be milled.

(16-4) The collet is open, the handle is being pulled out. The milling path and flush end of the stud can be seen.