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Type: Posts; User: pat_j0nes

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    Blueing offers no rust protection. Bluing does...

    Blueing offers no rust protection. Bluing does hide the inevitable staining that you would get on a rifle left in the white. For this reason alone it has become the traditional finish for firearms.
    ...
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    Looking thru the back of the barrel with the can...

    Looking thru the back of the barrel with the can installed is the typical approach. Small misalignments can be seen with the naked eye.

    --
    Pat Jones
    Firestone CO
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    Shoot it. Adjust windage with the front base...

    Shoot it. Adjust windage with the front base instead of the rear.

    --
    Pat Jones
    Firestone CO
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    I have a piece of delrin that is turned to fit in...

    I have a piece of delrin that is turned to fit in my spindle bore. I fit a brass center to one end. I split the other end and threaded a hole for a screw to expand the delrin and hold the whole works...
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    I suppose they do in front of the breeching ring....

    I suppose they do in front of the breeching ring. There's an exception to everything.

    --
    Pat Jones
    Firestone CO
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    Gunsmiths are generally not engineers. I'm not,...

    Gunsmiths are generally not engineers. I'm not, but I get paid to do this stuff for a living. If you follow standard procedures it will keep you out of trouble.

    Did Mauser chamber the K98 in 300...
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    I feel differently. A properly blueprinted 700...

    I feel differently. A properly blueprinted 700 shoots as well as a custom action. Every gunsmith has a different idea of what constitutes blueprinting. I coaxially indicate the action in on the...
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    I kick out with a dial indicator. If you're used...

    I kick out with a dial indicator. If you're used to using a dial indicator on external threads it's no different. If I'm threading something that requires an undercut, I add the undercut after I'm...
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    A piloted tap is not the same as blueprinting an...

    A piloted tap is not the same as blueprinting an action.

    Learn to kick out with a dial indicator on your external threads. An undercut at the end of the threads is not ideal if you ever want to...
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    Within reason, good work can be done on a machine...

    Within reason, good work can be done on a machine that isn't perfect. It just takes more time. Like everything: good, fast, cheap, pick two.

    Sent from my Pixel 2 using Tapatalk
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    Read this: ...

    Read this:
    ...
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    Stay in your lane Sent from my Pixel 2 using...

    Stay in your lane

    Sent from my Pixel 2 using Tapatalk
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    In all likelihood the headstock isn't aligned...

    In all likelihood the headstock isn't aligned with the ways.

    To check you don't need a proper indicating rod, we're looking for a tough measurement here. Hold a reasonably straight piece of stock...
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    Holding the work in the chuck only, or between...

    Holding the work in the chuck only, or between centers?

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    I do the same, but I use a rotary tool with a...

    I do the same, but I use a rotary tool with a stone on it to cut the bevel.

    Sent from my Pixel 2 using Tapatalk
  16. Just put a couple more tenths of powder in the...

    Just put a couple more tenths of powder in the case.

    Sent from my Pixel 2 using Tapatalk
  17. Thread: clearances

    by pat_j0nes
    Replies
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    3,449

    The bolt is likely not the problem. When your...

    The bolt is likely not the problem.

    When your father was at Trinidad aftermarket triggers did not exist, they would have modified the existing parts. The cocking piece was likely modified to...
  18. Thread: clearances

    by pat_j0nes
    Replies
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    3,449

    Yes. actually. I was taught to make parts and...

    Yes. actually. I was taught to make parts and heat treat, but I was told never to make anything that you can buy. This is after all, a business.

    Sent from my Pixel 2 using Tapatalk
  19. Thread: clearances

    by pat_j0nes
    Replies
    20
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    3,449

    As an experienced professional rifle builder who...

    As an experienced professional rifle builder who graduated from Trinidad, I recommend you buy one of the many custom actions available on the market and hang your dad's rifle over the fireplace. It...
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    If you wrap with stainless foil, you can put a...

    If you wrap with stainless foil, you can put a small piece of paper in with the part. The paper will burn off consuming the oxygen inside the foil. I have done this when annealing a file to make a...
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    But it's not likely centered on the bore. You...

    But it's not likely centered on the bore. You would typically take a light cut on the cylinder portion of the contour, this is not practical on a proof.

    Build a spider, buy a prefit barrel or...
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    After spending that much on a barrel blank, I...

    After spending that much on a barrel blank, I wouldn't want it chambered between centers. Building a spider isn't hard.

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  23. Thread: Bore reamers

    by pat_j0nes
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    4,438

    I've given up and started using JGS. PTG reamers...

    I've given up and started using JGS. PTG reamers still cut nice, but the girls who answer the phones are not much help. JGS uses the same pilots as PTG but they are much more professional to deal...
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    Did you re-cut the threads in the action...

    Did you re-cut the threads in the action preventing you from just picking up the threads on the barrel and moving then forward?

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    On a new chamber, I indicate at the throat and...

    On a new chamber, I indicate at the throat and bore the hole to within .010 of the shoulder diameter before chambering.

    Setting back the barrel, you're kinda stuck with what you already have. I...
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