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Type: Posts; User: Chuck Evans

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  1. Replies
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    2,150

    Corn, When I'm boring on the mill, I usually...

    Corn,

    When I'm boring on the mill, I usually use a very slow downfeed, probably 1/4 the standard feed.

    Works on the lathe as well.

    Chuck
    Burbank, CA
  2. Replies
    14
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    902

    Don't have any for sale but I got all of mine...

    Don't have any for sale but I got all of mine thru Ebay over the years.

    Forgot to mention the Brown and Sharpe 575. Similar to the Starrett 123 series, 50 Division and Parallax free. I have one...
  3. Replies
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    902

    I'd recommend the Starrett 123. 50 Grad AND...

    I'd recommend the Starrett 123.

    50 Grad AND parallax free. I own and use 3-4 pairs in sizes from 8" (measures to 6" aprox.) to 24"

    Chuck
    Burbank, CA
  4. Replies
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    5,531

    I might not agree 100% with Jscpm but I usually...

    I might not agree 100% with Jscpm but I usually google "flu vaccine effectiveness" this time of year.

    Last Flu Season's Vaccine Only 29% Effective: CDC

    "June 28, 2019 -- The overall...
  5. Replies
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    2,204

    Jrmach, 4140 HT, 4142 HT, P20 steels would...

    Jrmach,

    4140 HT, 4142 HT, P20 steels would work. All are considered pre-hard so Rock C is about 25-30, readily machinable with standard end mills. Once machined, no further heat treat is...
  6. Replies
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    Rons, I have used extension rings many times...

    Rons,

    I have used extension rings many times to increase the
    volume and serviceability of crowded electrical boxes.
    267627

    Chuck
    Burbank, CA
  7. Replies
    4
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    1,076

    Name of Milacron's Machinery Business? I...

    Name of Milacron's Machinery Business?

    I always thought it had something to do with Cincinnati Milacron.

    No??


    Chuck
    Burbank, CA
  8. Thread: Sumi-Jack

    by Chuck Evans
    Replies
    2
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    686

    That thing has some serious "oomph" to push and...

    That thing has some serious "oomph" to push and pull that HBM like that.

    Chuck
    Burbank, CA
  9. Replies
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    1,210

    You might have better luck finding them if you...

    You might have better luck finding them if you search for "slugs". That's
    what the punch press guys call them. And if you could give us the OD you need
    in inches rather than coin denomination.
    ...
  10. For some reason, typical home speakers are just...

    For some reason, typical home speakers are just way to bright and fatiguing for my shop environment. My solution was to use JBL speakers like their Model L19 which has a knob to reduce the treble....
  11. Replies
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    This video at 18:40 shows how much effort is...

    This video at 18:40 shows how much effort is required
    to manually trim the 737 after turning off power to the jackscrew motor.

    YouTube


    Chuck
    Burbank, CA
  12. Replies
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    SAE, "What methods/machines/tooling...

    SAE,



    "What methods/machines/tooling would other forum members employ if faced with the same modification requirement?"

    I have done this on a lathe with appropriate carbide insert on...
  13. Replies
    23
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    1,961

    William Bryson Book

    I almost forgot, if your going to heat treat, and temper your coils, this book is highly recommended:

    Heat Treatment, Selection, and Application of Tool Steels 2E
    Author: Bryson, W.

    Heat...
  14. Replies
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    1,961

    I would check out "This Old Tony" video here: ...

    I would check out "This Old Tony" video here:

    YouTube

    Shows how to make a spring using your lathe.

    Chuck
    Burbank, CA
  15. Replies
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    PM sent Chuck Burbank, CA

    PM sent


    Chuck
    Burbank, CA
  16. Zahnrad, Pic links fixed, let me know if you...

    Zahnrad,

    Pic links fixed, let me know if you still have a problem.

    Chuck
    Burbank, CA
  17. Zahnrad, Closest thing I have to a small...

    Zahnrad,

    Closest thing I have to a small boring mill jaw are in the photos below. Full size jaw for reference. The middle unit has a face of 4.5" and the smallest has a face of 2.5".

    All were...
  18. Replies
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    Larry, "pinche chingadera" I haven't heard...

    Larry,

    "pinche chingadera"

    I haven't heard that term in years!

    Thanks for making me laugh.

    Chuck
    Burbank, CA
  19. Just for my edification, wouldn't an NPT to...

    Just for my edification, wouldn't an NPT to Swagelok tube fitting work?

    Drill, ream, and tap NPT thread, no welding required.
    ...
  20. Joe, If your not into a cloud based software,...

    Joe,

    If your not into a cloud based software, look at Alibre. Fits your budget too. From their site:

    "Alibre Atom3D
    Unlike some other software, you own your license of Alibre Atom3D and you...
  21. Replies
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    Terry, What is the final hardness after...

    Terry,

    What is the final hardness after tempering?

    I have turned RC 53 or so parts on the lathe with carbide tooling.

    Very nice finish.

    Chuck
    Burbank, CA
  22. Would the key also enable one to loosen the chuck...

    Would the key also enable one to loosen the chuck that was tightened by hand? My complaint with the keyless chucks is that sometimes they are difficult to loosen by hand and I use a strap wrench to...
  23. Replies
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    With a battery that expensive, I would desulphate...

    With a battery that expensive, I would desulphate it first. I think Milacron Don had a charger/desulphater setup that he liked. Expensive tho. A lot of battery shops can do this for you.

    Chuck...
  24. Frigzy, My favorite is 1144 Stressproof. ...

    Frigzy,

    My favorite is 1144 Stressproof. Tough, machines well and wears well in the shop.

    Only downside is that is can't be welded. Tho I might try brazing it someday.

    Chuck
    Burbank, CA
  25. Thread: Dogs

    by Chuck Evans
    Replies
    45
    Views
    2,799

    "Don't forget that dogs need Z87.1+ eyewear!...

    "Don't forget that dogs need Z87.1+ eyewear! Their eyes are no tougher than ours."

    Eye protection for Dogs: Rex Specs - Dog Goggles for the Active Dog

    Piper, the Border Collie using them: ...
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