Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: GenePoole

Page 1 of 14 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    16
    Views
    647

    I use a jet of coolant to flush the chips out,...

    I use a jet of coolant to flush the chips out, but it require manageable chips. I prefer an indexable insert. All the geometry and chip-break is pre-engineered for you.

    This is 4140. Can't...
  2. Replies
    40
    Views
    2,032

    Remington 700 Stripped Receiver Long Action Blued...

    Remington 700 Stripped Receiver Long Action Blued
  3. Replies
    40
    Views
    2,032

    I'd have to look up my notes, but I think I've...

    I'd have to look up my notes, but I think I've got less than $1000 in this rifle, including the scope: a $399 Athlon Mil-Mil that is incredibly effective for the price. Spare R700 LA from an estate...
  4. Replies
    3
    Views
    462

    I didn't know this was a special part. Mine just...

    I didn't know this was a special part. Mine just has a roll pin. Seems to work fine.
  5. Replies
    1
    Views
    606

    Do you not have a mil-spec sample from which to...

    Do you not have a mil-spec sample from which to measure? I don't have anything on the grip, but I once ended up with an 80%'er that didn't have that hole drilled and had to interpolate dimensions...
  6. Replies
    17
    Views
    1,814

    I did this on an SB 13. Stripped it down to just...

    I did this on an SB 13. Stripped it down to just the backplate, then with a oxy-acetylene torch with a lazy flame (propane torch or heat-gun would probably work too), just heat it in the area around...
  7. Replies
    3
    Views
    785

    I have used them with good results. I tried...

    I have used them with good results.

    I tried ABS, but my printer is not equipped to do ABS (you need a heated and ventilated enclosure to do it properly). My ABS attempts were not so great. ...
  8. Replies
    3
    Views
    785

    It likely depends on the plastic used. There are...

    It likely depends on the plastic used. There are dozens of possible 3D filaments and at least 4 widely used. Some like PLA (Polylactic Acid) are specially formulated for 3D printers and the...
  9. Replies
    7
    Views
    1,639

    Have you looked into dirt/debris in the bolt end...

    Have you looked into dirt/debris in the bolt end of it? As I recall from when I briefly owned one, the Universal bolts are troublesome compared to USGI style carbines as well.

    I seem to recall as...
  10. Replies
    12
    Views
    2,225

    I did this once upon a time. The steel in Lee...

    I did this once upon a time. The steel in Lee rifle sizing dies is not terribly hard. You can work it with HSS pretty easily. After a couple of tries with OK results, I ended up just buying a...
  11. Replies
    11
    Views
    1,972

    In general, for AR sight block, I just line them...

    In general, for AR sight block, I just line them up perpendicular to the barrel. I square up the barrel in a mill vise with a purpose built square plate and an adjustable parallel, but you can...
  12. Thread: Flush system

    by GenePoole
    Replies
    5
    Views
    1,137

    It's plenty powerful enough. The question is...

    It's plenty powerful enough. The question is whether or not it is a positive displacement pump. Pressure and flow are two different things. If the fluid comes up against the bushing of a reamer...
  13. Thread: Flush system

    by GenePoole
    Replies
    5
    Views
    1,137

    What kind of pump and what pressure? 95 watts is...

    What kind of pump and what pressure? 95 watts is like 1/8 HP which should be enough if it is tied to a positive displacement pump like a rotary vane style used in soda carbonators (properly modified...
  14. Replies
    24
    Views
    3,704

    That sounds right if you're using a direct...

    That sounds right if you're using a direct reading compound dial: 0.004 * cosine 29.5° = 0.003481423... My compound reads twice as much or how much is going to come off the diameter, but that...
  15. Replies
    7
    Views
    1,644

    Pastor's fixture is nice, but as mentioned, it...

    Pastor's fixture is nice, but as mentioned, it sticks out a long way and rigidity suffers. The best of both worlds is to eliminate the chuck. I built a fixture based on Pastor's but threaded...
  16. Replies
    5
    Views
    877

    As I recall @sb1997, you're near me in Illinois. ...

    As I recall @sb1997, you're near me in Illinois. If you need some help let me know.
  17. Replies
    5
    Views
    877

    As for a drill chuck for the tailstock, your...

    As for a drill chuck for the tailstock, your tailstock should be MT3 (Morse Taper #3). Most drill chucks are Jacobs Taper (JT). You can usually buy a decent combo. I have a decent import combo...
  18. Replies
    5
    Views
    877

    I think Aloris and knock-offs are the most...

    I think Aloris and knock-offs are the most popular tool post addition to any lathe. If you're getting one for free, great! They take standard holders so you can set up your tool in the holder, then...
  19. Replies
    20
    Views
    2,593

    I don't know about Baltimore Belting, but I've...

    I don't know about Baltimore Belting, but I've did the Al Bino on my 13 and it's been working great 3 years on now.
    ...
  20. Replies
    12
    Views
    1,413

    Yes I do. About 5 miles from the old O-I shop. ...

    Yes I do. About 5 miles from the old O-I shop.

    Without the brass part of handle, I'm not sure how you are able to work it now. The handle retracts a spring loaded pin that locks the lever into...
  21. Replies
    12
    Views
    1,413

    Your about the only person I've heard that likes...

    Your about the only person I've heard that likes the color. There is a backstory:

    tl;dr It's fire-hydrant red because it came from a fire-hydrant factory.

    A good friend of mine and myself...
  22. Replies
    12
    Views
    1,413

    Found this online. No connection to me, but hope...

    Found this online. No connection to me, but hope it helps.


    https://www.youtube.com/watch?v=NVSFsSDwBtQ
  23. Replies
    12
    Views
    1,413

    I've tried to label the gears. Hope that helps....

    I've tried to label the gears. Hope that helps.

    ...
  24. Replies
    12
    Views
    1,413

    I suspect you have the wrong gears in your gear...

    I suspect you have the wrong gears in your gear train. My 1966 SB13 has a 24 tooth stud gear, an 80 tooth idler, and a 64 tooth drive gear. There is a 48 tooth gear installed atop the 64 tooth drive...
  25. Not a "hard" rule and with a little practice, it...

    Not a "hard" rule and with a little practice, it is as easy to do as SAE threads. Here's a video on how to do it just like inch threads:


    https://www.youtube.com/watch?v=DvQg6lmazDQ
Results 1 to 25 of 334
Page 1 of 14 1 2 3 4