Frankford Arsenal 110006 Perfect Seat Hand Primer Small & Large PrimersThe Frankford Arsenal Perfect Seat Hand Primer will make sure you do not over seat and crush a primer again. It features a dial that adjusts the seating depth . 001 at a time with a total adjustment range of . 05. Once you have the seating depth set, you can squeeze the handle as hard as you want; with the positive hard stop the primer will never seat deeper than the set depth. The Frankford Arsenal Perfect Seat Hand Primer, designed so you can have