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  • rkepler's Avatar
    02-16-2017, 11:13 AM
    My favorite call handling, done by Tom Mabe: https://www.youtube.com/watch?v=s898wpcgcJM (I managed to really piss off one of these caller and...
    104 replies | 5181 view(s)
  • rkepler's Avatar
    02-09-2017, 12:12 PM
    rkepler replied to a thread Turning 4140HT lead screw in General
    I love turning 4140HT, almost as nice as 1144. 12L14 is still the most fun, had some 41L40 that turned about as nice. I was needing some 3/8 rod...
    2 replies | 263 view(s)
  • rkepler's Avatar
    02-09-2017, 12:04 PM
    I expect that the end with the narrow land is the bottom end, the end that goes against the surface plate. The "0" lines are where the square is the...
    24 replies | 1397 view(s)
  • rkepler's Avatar
    02-04-2017, 06:26 PM
    It's a passing point for the short cars on the funicular railway. Just google "funicular railway car passing"
    17 replies | 1304 view(s)
  • rkepler's Avatar
    01-31-2017, 12:58 PM
    rkepler replied to a thread OT: Did the DNA test thing in General
    I thought they came to some agreement with the FDA but can't find the report I got a few years ago on a 2.5x increased Alzheimer's rick, so maybe...
    107 replies | 8736 view(s)
  • rkepler's Avatar
    01-27-2017, 01:41 PM
    rkepler replied to a thread OT: Did the DNA test thing in General
    As a software developer who was involved in genomic data analysis I think I can say that ethnicity is something of a slippery claim, a lot more...
    107 replies | 8736 view(s)
  • rkepler's Avatar
    01-24-2017, 11:08 AM
    rkepler replied to a thread What is happening to us ? in General
    I expect that your system is set up to remember the values that you've filled in the form with and is just filling them in for you when the page is...
    25 replies | 1864 view(s)
  • rkepler's Avatar
    01-16-2017, 12:37 PM
    rkepler replied to a thread Using Woods Metal in General
    Use a lube on the inside of the tube as well, Wood's metal can tin brass if you're pouring it too warm, oil/lube will reduce that tendency.
    22 replies | 1566 view(s)
  • rkepler's Avatar
    01-11-2017, 05:07 PM
    Checking my cheap import square collet block (bought from MSC some 20 years ago?) I see about .0012 out on 2 faces zeroed against one of the opposite...
    25 replies | 1581 view(s)
  • rkepler's Avatar
    01-08-2017, 05:50 PM
    Mac-It is the only producer of the camlock studs I've ever found. $12 or so per, but unless you're buying a bunch the shipping might be the killer....
    12 replies | 767 view(s)
  • rkepler's Avatar
    01-05-2017, 11:48 AM
    You don't have to have a surface that's completely level, but you do need one that's flat. I calibrate on a surface plate, using a heavy stop to...
    58 replies | 3555 view(s)
  • rkepler's Avatar
    01-04-2017, 07:03 PM
    rkepler replied to a thread OT: We may not be alone in General
    After 40 years writing software professionally I still can't predict what a client will think is clever vs. what I think is clever. It's very much...
    121 replies | 8538 view(s)
  • rkepler's Avatar
    12-30-2016, 05:38 PM
    rkepler replied to a thread Lye in the shop in General
    Gunsmith bluing tanks are pretty much what you describe, and I don't know any gunsmiths who keep the tanks near machinery. I don't know the exact...
    8 replies | 818 view(s)
  • rkepler's Avatar
    12-26-2016, 11:42 AM
    rkepler replied to a thread A lathe is not an anvil in General
    My 10EE had an area of the saddle to the left of the compound that was worn about 1/8" back from where the machining of the saddle had ended. The...
    26 replies | 3567 view(s)
  • rkepler's Avatar
    12-23-2016, 01:56 PM
    Madman - it's possible that the cheapest form of heat may well be in adding insulation to the existing structure, adding seals to doorways, etc. ...
    56 replies | 5025 view(s)
  • rkepler's Avatar
    12-22-2016, 01:39 PM
    There are VFDs that will support 2 motors using an input to the VFD to indicate which set of parameters to use (my mill's Hitachi SJ200 is one such)....
    9 replies | 474 view(s)
  • rkepler's Avatar
    12-22-2016, 11:37 AM
    1.8KW = 2.4HP, or thereabouts. The real problem that I see if that the current wiring is for a 2 speed motor, and some VFDs are not happy with...
    9 replies | 474 view(s)
  • rkepler's Avatar
    12-21-2016, 10:40 AM
    rkepler replied to a thread Press fit dowell pin in General
    I wouldn't trust a drill to give an on-size hole, particularly when looking for a press fit. I'd ream that hole with a .125 under reamer, .1245 is I...
    25 replies | 1818 view(s)
  • rkepler's Avatar
    12-18-2016, 12:22 PM
    I run into some fairly strange threads, at least for the 'average' machinist - the whole ME series (model engineer) is not expected, microscope...
    57 replies | 3484 view(s)
  • rkepler's Avatar
    12-06-2016, 01:22 PM
    I wonder what the max RPM would be.....
    13 replies | 1780 view(s)
  • rkepler's Avatar
    11-25-2016, 12:07 PM
    As others have said a drill doesn't locate all that well - even in a spot drilled hole. The few times I needed holes that were on size and location...
    24 replies | 1869 view(s)
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