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Type: Posts; User: JayAndrew

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    1/2-10 5 Start Lead Screw Tap

    Thanks for the help.

    What is the calc for the feed in on the cross slide? Is this something I can look up in the machinists handbook?
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    I donít disagree. What is built into the cost...

    I donít disagree.

    What is built into the cost of a part sold at a a supplier?

    Time, materials, retail market, and shipping...

    What do I stand to gain from purchasing from a retailer? I get...
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    Iíll have to take a look. I am long ways off from...

    Iíll have to take a look. I am long ways off from work for the holidays.

    The nut material will either be a leader free machining brass, or a bearing bronze. I know those are two different...
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    Does the number of starts or high lead angle...

    Does the number of starts or high lead angle complicate cutting the thread with a tap? IíE are the cutting forces so high with a tap that youíre more likely to break the tap then to cut?

    I think...
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    1/2-10 5 Start Lead Screw Tap

    It is part of my signature line. Itís not something I am typing in every time. I am still learning to use the tapatalk app, and I didnít realize that It could turn that off on a reply, or that unlike...
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    The project is for a 3D printer, in total I need...

    The project is for a 3D printer, in total I need four nuts. I have four lead screws driving two axisís. Loading isnít going to be high. Iím using the high lead screws to get the speed up.

    Iíve...
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    I get that, a lot of what I do, I know Iím not...

    I get that, a lot of what I do, I know Iím not going to get it right the first time around. I figure itís an opportunity to learn something a little knew. Iím used to building a jig or two for a one...
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    My brother gets access to his university machine...

    My brother gets access to his university machine shop and has lots of fancier tools then I do. I floated the idea of him making a tap, or just have him make the nuts on the CNC lathe.

    I suspect...
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    1/2-10 5 Start Lead Screw Tap

    Does such a tap exist? I would like to make my own lead screw nuts, but am not overly confident in my ability to cut an internal diameter 5 start thread.

    Alternatively would you go about making a...
  10. Wow, this thread is all over the place! Some...

    Wow, this thread is all over the place!

    Some of us, myself included, got into the machining trade because we enjoy working on our own firearms, and we found that we enjoy making chips just as...
  11. Personally, Iíd go 3D printer. Youíll learn...

    Personally, Iíd go 3D printer.

    Youíll learn the basics of stepper motors and automation along with something useful for making plastic parts for model cars.

    You can use what you learn from...
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    Following... would eventuality like a plunge EDM...

    Following... would eventuality like a plunge EDM for making swage dies.


    Check out my website!
    The Ballistic Assistant
  13. Lol, yeah this is an interesting legal case. ...

    Lol, yeah this is an interesting legal case.

    At this point itís likely up to the individual judge. Some judges are undoubtly going to rule in favor of the ATF, while others, as weíve seen, will...
  14. I have enjoyed reading through this thread. I...

    I have enjoyed reading through this thread.

    I believe the violence problem we have shouldnít be defined simply as gun violence, as that is one subset of a larger group of stats that are equally...
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    I did...Looks pretty bad to me and I am not...

    I did...Looks pretty bad to me and I am not saying that changing it out wonít reduce the group size, it just may not make as big of a difference as the OP is hoping.

    When youíre trying to get a...
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    Could the barrel be the culprit? Maybe. When...

    Could the barrel be the culprit? Maybe.

    When you start trying to get a gun to shoot under .75Ē there are lots of little things that could be affecting the accuracy. Some of them not entirely the...
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