Lyman Pro .300 AAC Blackout Micrometer Seating Die

Our micrometer seating die combines micrometer-level seating adjustments with a floating bullet punch for zero guesswork and reduced run-out. Built from stainless steel, it stands up to years of hard use without corrosion, helping you reload tighter groups every time. The floating bullet seating punch aligns the bullet with the case, reducing excessive run-out The Micrometer Seating Die is constructed from corrosion-resistant stainless steel, ensuring protection against rust and maintaining a like-new appearance throughout its lifetime of use