Forster Original, Classic, Power Case Trimmer Primer Pocket Chamferring Tool
The quickest and most accurate method to remove a military primer pocket crimp. This smooth cutting, staggered tooth cutter will chamfer many thousands of cases and will do the job consistently.
By setting the stop collar on your Case Trimmer (sold separately), you control the depth and uniformity of the cut. Simply hold the case mouth over the with one hand while you remove the crimp by turning the Case Trimmer crank.