Hornady Microjust Micrometer-Style Seating StemThe Hornady Microjust Seating Stem is a great accessory to get the most accuracy out of your New Dimension Seating dies. The Microjust Seating Stem turns your Hornady New Dimension Seating dies into a micrometer seating die by simply replacing the seating stem. This replacement stem allows precise adjustment in bullet seating depth in . 001" increments and is a very economical way to achieve benchrest accuracy and consistency without buying new dies.