Nov 25, 2025 · Concentricity Gauge with Wheel and Indicator Uses industry standard concentricity indicator Measures bullet runout, neck, body case mouth and inside neck concentricity …

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 groups from 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, Area 419 Zero …

Dec 31, 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 runout.

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 loaded ammo run out …

May 3, 2011 · I just ordered a Hornady Concentricity Gauge. I keep reading about setting up dies correctly to minimize run out. So how do you set up dies differently? Granted I don't have results …

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 stem by …

Mar 15, 2025 · I finally got around to making a concentricity gauge and have been checking out some rounds. Running the indicator on the ogive I'm finding anywhere f...

Nov 15, 2013 · These describe runout as a concentricity (misnomer for eccentricity) issue, causing chambered bullets to point off-axis with the bore, causing degraded engraving and release.

Feb 8, 2012 · This is more of a theoretical question I haven't found the answer to... After seating a round, I always will put it in a concentricity tool, and if the runout is greater than .002, I will use the …