How I check runout concentricity using my Accuracy One Concentricity Gauge

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  • Опубликовано: 8 ноя 2024

Комментарии • 44

  • @AP2020_Outdoors
    @AP2020_Outdoors 7 месяцев назад +1

    You meant to say "...turn the wheel counter clockwise...." IF you point of reference is looking into the brass!

  • @planeiron241
    @planeiron241 4 года назад +4

    I built my runout gauge, steel plate 2 small air cyl shafts magnets and a mit dial which runs in .01 mm it works...I rarely use it anymore since I have gotten better at loading..now I work on watching utube vids more fun,

  • @grasshopper9313
    @grasshopper9313 4 года назад +3

    Thanks John for clearing up a big deal maker on run out I am a retired machinist and .0003 was my daily work ,so .003/.005 was a very big deal for me when reloading I only shoot around 1000 rounds in the sport I shoot at,a year ,But now they have shut down all marches for the year Bummer.I would scream every time I got one at the .005 mark and wounder what happened.And it is good to have some one say that that is not going to matter in the big picture.In fact most shooter would not put that out there because they want to be the perfect reloader it just doesn't happen.Thank again John nice to here it from a guy that has been there done that ! Charlie. Oh yes I have a 21 Century.

    • @FClassJohn
      @FClassJohn  4 года назад +2

      Thank you. I try to show the real world of reloading, or at least my real world of reloading in hopes it helps people.

    • @dragonflyfab9703
      @dragonflyfab9703 4 года назад +1

      Hornaday measures rim and meplat runout. Don't know why.

  • @briansmith7981
    @briansmith7981 2 года назад +2

    Nicely done!
    Thank you

  • @xdm9guy
    @xdm9guy 3 года назад +2

    Great video, I have the same concentricity gage and it’s a great tool. I think you were getting abnormal runout because the front bearings were running on the shoulder, not further back on the case wall.

  • @Posercam
    @Posercam 4 года назад +1

    Thank you John!

    • @Posercam
      @Posercam 4 года назад +1

      I am subscribing to your channel...by the way. Thanks again!

  • @georgeholt8929
    @georgeholt8929 3 года назад +1

    Yes measure at the point of the bullet becomes caliber size, or Ogive.

  • @dinoc.5537
    @dinoc.5537 4 года назад +2

    I’m a lot like that too. I have had an original NECO gage for many years and learned what in the brass and processing was causing runout, and also learned that good seaters are important. After getting the bugs out of the brass and processing, I only pull the NECO out for new stuff or tool changes. I still consider it a “must have” tool for learning and controls.

    • @FClassJohn
      @FClassJohn  4 года назад +2

      Exactly, there's a couple of tools that are like that for me. I don't use them very often but they're indispensable when needed.

  • @leonhorner1643
    @leonhorner1643 3 года назад +2

    John you mentioned that you see the 4 to 5 thousandths runout loading off the Dillon press. Do you see less run out when loading off the zero press? Just curious. Thank you.

  • @mikeq7096
    @mikeq7096 4 года назад

    Nice vid... would like to see the case wall thickness option in action... looking into getting one of these myself

  • @86309
    @86309 3 года назад +1

    Need to show that the arm and wheel lifts up and stays out of the way. It helps when changing pieces and making changes. Big note, when your showing loaded round runout, your front bearings are WAY too far forward of the edge of the case wall, your right on the junction to the shoulder. That’s why your runout in excessive in the video. Move it (left) to just behind the case body shoulder junction and get proper support for the measurement. I know your reloading techniques would not induce 5 thousandths . Would would still be measuring proper on the bullet shank. Near the ogive.

  • @TonyArion
    @TonyArion 2 месяца назад

    If you are seating bullets the Wilson gauge and amp press you shouldn’t have run out should you?

  • @danmann5030
    @danmann5030 4 года назад +1

    Have you done a video on the Accuracy One Seating Depth Comparator ?

    • @FClassJohn
      @FClassJohn  4 года назад +1

      Yes. I just did one in the last couple weeks.

    • @danmann5030
      @danmann5030 4 года назад +1

      Never mind Sir, I have found your video on the Accuracy One Seating Depth Comparator

  • @davidfarber7542
    @davidfarber7542 3 года назад

    Looks good bro!

  • @howardschwartz1462
    @howardschwartz1462 2 года назад

    You stated you don’t do neck turning. Why not? From a newbie

  • @markjohnson5502
    @markjohnson5502 4 года назад +1

    Great vid!

  • @nickprime7235
    @nickprime7235 Год назад

    How do you know if the case is not egg shaped and yielding error at the neck?

  • @billy19461
    @billy19461 3 года назад +1

    Have you ever checked your gauge with a gauge pin?

    • @FClassJohn
      @FClassJohn  3 года назад +1

      No, I never really thought about it.

  • @howardschwartz1462
    @howardschwartz1462 Год назад

    Do you, Neck turn your brass in if not, why?

  • @Chevy2U
    @Chevy2U 2 года назад +1

    Nice to have, but a rabbit hole for every gadget that sits in the corner. 🤔

    • @FClassJohn
      @FClassJohn  2 года назад +1

      I don’t disagree. At this point in my reloading it’s a tool that hardly gets used unless a totally new process is introduced. That’s how it is for a lot of guys.

  • @ericrumpel3105
    @ericrumpel3105 3 года назад +1

    .......checking neck run-out is a must, without, there is no use checking bullet run-out,.....half-dozen or more years ago it seemed that concept could not be understood,........lol.......the horndy is junk imo,...that said, bullet, for me, jam has put an end to any concern for this .

  • @leadmonkey
    @leadmonkey Год назад

    John your dial says 0.0005 inch and in the video your spread was 1 so your measurements were one 1/2 thousandths not 1 thousandths, that gauge can measure one 1/4 thousandths. Was this just a speaking error?

    • @FClassJohn
      @FClassJohn  Год назад +1

      I'm not sure which section of the video you're referencing and maybe I'm misunderstanding but each line is .0005" so when it goes from big line to big line that's .001'. So unless I missed where I said it, when I show it moving from one big line to just about the next big line that's why I say it's almost .001" and then it moves a little more so I say it's .001".

  • @DLN-ix6vf
    @DLN-ix6vf Год назад

    so if you find abnormal runnout on the case neck then what ?

    • @FClassJohn
      @FClassJohn  Год назад

      First I would go back and check my sizing die setup, possibly try another die.

    • @DLN-ix6vf
      @DLN-ix6vf Год назад

      @@FClassJohn I just saw a Hornady platform and they just push the bullet around until there is very little runout.
      Doesn't seem a reliable way to reduce runout ?

    • @FClassJohn
      @FClassJohn  Год назад

      @@DLN-ix6vf I’ve seen that but never tried. And honestly this is an older video and short of setting up does the first time I rarely worry about runout unless it’s something like .010” or more now. P

    • @DLN-ix6vf
      @DLN-ix6vf Год назад

      @@FClassJohn what are your thoughts on neck trimming ? Hornady has a tool for $200.00 cdn that gets rid of uneven side depths which should allow better loading for the bullet in chamber
      I'm new to shooting, reloading and case prep. 1.5 yrs so far which includes 0.5 of winter months :)

    • @FClassJohn
      @FClassJohn  Год назад

      @@DLN-ix6vf Personally I don't do it. I know very successful people who do and plenty that don't. Do what works for you and what makes you confident.

  • @howardschwartz1462
    @howardschwartz1462 2 года назад

    You state that you don’t turn your brass. Why not?? This is from a newbie.

    • @FClassJohn
      @FClassJohn  2 года назад

      The simple answer is I hate neck turning, it's time consuming and I don't see any appreciable difference in my targets from it. But keep in mind I'm running a custom reamer so I am allowing extra neck space compared to a Saami spec.