Hornady’s new case neck turning tool is the only one at this price range with a cutter adjustable in 1/1000" increments to trim the outside of the case neck to absolute uniformity.  The tool features a cutter adjustment dial that has graduated markings in 1/1000"" increments for incredibly precise trimming of the outside of your case necks.The super sharp cutting blade keeps an edge practically forever, but can be removed for sharpening or a replacement blade. Precision ground bevel won’t cut shoulder. With a wide variety of mandrels, Hornady’s new neck turning tool can accept cases of virtually any diameter. Mandrels Sold Separately.