May 12, 2016 · 'Concentricity' is a misnomer for and meaningless to ammo measure. It's very difficult to measure bullet run out in itself. But the v-block type run out gages provided for …

Nov 15, 2004 · Sometimes this will give you better seated bullet concentricity. Make sure the seating stem is not interfering with, or hitting, the tip of the bullet. You can play with the seating …

Aug 2, 2014 · Educate me as to the importance of bullet/brass concentricity. I have experienced great accuracy when I take the time to run every round through the gauge and shoot the …

Dec 4, 2024 · Hi all, I upgraded my whole reloading setup recently and just got everything set up. Using an Amp Annealer, Amp Arbor Press, Short Action Customs Infinity in-line Seating Die, …

Jul 24, 2018 · For checking loaded rounds, fire formed cases and bullet run out, I prefer the Sinclair concentricity gauge. for straightening loaded or factory loads, I prefer the Hornady …

Mar 21, 2022 · Accuracy One Concentricity Gauge The Accuracy One Concentricity Gauge measures the internal and external neck runout of a cartridge case as well as seated bullet …

Jun 30, 2013 · I recently decided to buy a Sinclair Expander Mandrel die and test it out compared to the standard dies I’ve been using. Today I compared concentricity of loaded rounds, 16 …

Aug 25, 2010 · According to my Sinclair concentricity gauge, it does straighten out some runout, but I have to be carefull of over doing it, because it will go from .004 one way to .004 the other …

Feb 26, 2010 · "The Hornady Lock-N-Load Ammo Concentricity Tool enables the hand loader to identify the bullet runout of each cartridge, and then eliminate it. Once a loaded round is …

May 3, 2011 · The Hornady Lock-N-Load Ammunition Concentricity Gage is the first tool on the market to both identify and eliminate bullet runout. Bullet runout can be caused by a number of …