measure rifle bore diameter how to measure rifle freebore Free Download Oct 6, 2015 — I use a Hornady Lock-n-Load OAL gauge to measure the run out for ... I shot the rifle, a Sako 30-06, right out of the box and did a break in with .... Jun 7, 2021 — Leade length in a gun is easy to determine by loading a jacketed bullet of ... Adjust Chamber Freebore: Another way to get a bullet closer to the ...