That is a complete wide range of brass to trim, but I would trim them all to 1.745". A number of them may not even contact the cutter with your trimmer, but you'd end up getting many them staying a regular size. May possibly fifteen, 2025 #9 I have pins https://spencercknua.dbblog.net/10851326/new-step-by-step-map-for-223-reloading-brass