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  1. J

    forging and machining a large pinion gear

    Another Indian video. A bit long but some serious old tech involved. (the shots of the old riveted steam boiler and the man- moveable heat shields...) say what you want, but those are some seriously tough people.
  2. J

    Fred Dibnah

    Very interesting man, way braver than me :
  3. J

    another amazing mechanism

  4. J

    Wright Brothers first airplane engine

    https://medium.com/faa/charles-e-taylor-the-unsung-hero-of-kitty-hawk-finally-gets-his-day-f55b124b41df
  5. J

    13" threaded spindle nose sizes

    Hello all, a friend of mine has a 13" with a threaded spindle and has asked me to be on the lookout for a three jaw chuck. What thread size should I be looking for on the back plate? (if there are several different threaded spindles I realize that I will need to get him to measure the actual one...
  6. J

    WTB Wells-Index 45 mechanical table feed bronze worm gear

    I know that they are available from Wells, a bit too pricey unfortunately at this time. Any help would be appreciated. A print of it or the spec's might help to fab one up or get it made commercially if anyone has that. Thanks, Jim
  7. J

    oil for Delta / Rockwell 14" lathe headstock

    Hello all, manual specifies 20 SAE. After looking some that can be translated to several ISO ratings. What Mobil DTE or alternate brand would be recommended? Thanks, Jim
  8. J

    Starrett 0-6" mic set on Craigslist

    Not mine nor have any personal interest but sounds like a good deal:Starrett 0-6” outside mic set - tools - by owner - sale Jim
  9. J

    truing L00 backplate to spindle nose

    Hello all, I posted this on the southbend forum in search of advice and am trying here also. I bought a 5C collet chuck and L00 backplate from ebay. I don't expect perfection obviously, but surprisingly, the quality of both pieces appears pretty good. I machined down the backplate to fit the...
  10. J

    truing a collet chuck on an L00 spindle

    Hello all, I bought a 5C collet chuck and L00 backplate from ebay. I don't expect perfection obviously, but surprisingly, the quality of both pieces appears pretty good. I machined down the backplate to fit the chuck and got under a thousandth TIR. After taking it off and reinstalling it I have...
  11. J

    Craigslist material ,misc, metal stock

    Found this while looking for something else, thought it might be of interest. (not mine and I have no knowledge of the owner) Jim Brass / Copper / Steel Stock - materials - by owner - sale
  12. J

    reference to craigslist ad for materials, not mine, is it allowed?

    Just checking, I did not find anything specific in the rules (or I missed it)Jim
  13. J

    10L collet closer for L00 spindle

    Hello all, thoughts on a collet closer for an L00 spindle please. I am comparing using a handwheel type drawbar unit vs. a dedicated 5C chuck. I don't really want to use the lever type due to the cost, relative complexity ,and having to remove the whole unit for thru-hole operations. This is for...
  14. J

    Deckel or clone photo

    Hello all, I found this photo on the antique forum an was wondering if the machine in the foreground was a Deckel. It seemed an interesting choice being in a US government installation. Jim
  15. J

    German stone cutters making millstones

    Video is in German, but somehow I ended up watching it and the succeeding one. Those guys were some tough old birds,and they sure had an eye for the grain of the stone. YouTube
  16. J

    Cincinnati 1a spindle issues

    Hello all, trying to reassemble a previously disassembled head. No apparent crash damage,but the quill is extremely tight in its bore. I realize that it should be a close fit but I am pretty sure it should be a sliding rather tan a light press. I have not run a bore gauge through it yet to...
  17. J

    WTB 1" straight shank facemill arbor

    As the title says, but would also be interested in getting one with an R8 shank. Thanks, Jim
  18. J

    Fmx td200 vfd

    Hello all, anyone have experience with these drives? I am familiar with drives. I am interested in knowing about this particular brand rather than a discussion of the pros and cons of various drives. It will be used to power a Cincinnati mill, 2HP, single to 3 phase, home shop. Thanks, Jim
  19. J

    split phase motor issues

    Hello all, 1/4 hp carbonator type motor on a TIG cooler won't start intermittently. Might work 50 times in succession, not on the 51st. might work 3 times not start the fourth. Well oiled, centrifugal switch has no issues that I can see, it does not appear to occur in the same place on the...
  20. J

    derusting a Crozier surface plate

    Hello all, I rescued an 18 x 30 130 lb. cast iron surface plate from a friend before it went to the scrap yard. It unfortunately sat out in the weather and has some pretty good rust on its surface. I am razor blading it off and so far no major pits. Any suggestions on bringing it back to a...

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