Like BLUE RIDGE BRASS!! I get all my 40 cal (dirty due to the fact I have the sources and can easily clean it myself) scenarios from Blue Ridge Brass! I get it from the 4,000 at a time and have never had a 10mm situation from the bunch, nor https://once-fired-40-brass73074.blogkoo.com/40-s-w-brass-for-dummies-57683537