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  • danlb's Avatar
    Yesterday, 10:32 PM
    .003 is quite doable. I see Oxford already explained the "center cutting endmill" quite nicely. Make sure that you use a collet to hold the end...
    11 replies | 592 view(s)
  • danlb's Avatar
    Yesterday, 09:35 PM
    Keep in mind that you will probably not get a perfect .5625 inch hole from plunging a 9/16 cutter into a spot where there was already a hole. It...
    11 replies | 592 view(s)
  • danlb's Avatar
    Yesterday, 09:01 PM
    danlb replied to a thread Buying my first MIG welder in General
    RTFM may be quicker, but my post was more to the point.
    32 replies | 983 view(s)
  • danlb's Avatar
    Yesterday, 05:04 PM
    danlb replied to a thread Buying my first MIG welder in General
    The BEST way to eliminate birds nesting is; Clean equipment. Clean wire. Clean liner. Properly adjusted. This takes care of 99% of the...
    32 replies | 983 view(s)
  • danlb's Avatar
    Yesterday, 01:19 PM
    danlb replied to a thread Electronics question in General
    Just as a side thought... My first thought was that you need a solenoid that moved a punch, a small motor and a sensitive switch. I understand...
    41 replies | 1151 view(s)
  • danlb's Avatar
    Yesterday, 01:13 PM
    danlb replied to a thread Buying my first MIG welder in General
    When it comes to duty cycle; the 3 minute at 300amps will probably allow 100% at a lower output. The manual will tell you exactly what the Duty...
    32 replies | 983 view(s)
  • danlb's Avatar
    Yesterday, 12:49 PM
    Quite generous of you. I have most of what i need, so I'll let someone who really needs them a chance. Dan
    4 replies | 368 view(s)
  • danlb's Avatar
    02-15-2018, 03:22 AM
    Glad to hear that Jerry. I've never been to Missouri. Do you have annual hot spells there? I ask because we hit 115 for a week or so each year,...
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-15-2018, 12:23 AM
    Yep. They make complete light bulb assemblies. The current version is quite different from first gen. Dan
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-15-2018, 12:06 AM
    I envy you!
    21 replies | 1763 view(s)
  • danlb's Avatar
    02-14-2018, 11:10 PM
    Hehe. Good one. Want to see what a 60 watt Cree looks like inside? I have several that were installed in the ceiling ( 4'x6' recessed lighting )...
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-14-2018, 01:13 PM
    danlb replied to a thread Quick question mandrels in General
    It seems to me that a sacrificial arbor may be what you want. Here is what I would suggest, and yet never quite get around to doing myself. :( ...
    24 replies | 951 view(s)
  • danlb's Avatar
    02-14-2018, 12:21 PM
    It's not a typo, nor a mistake. You'll see most light bulbs have a 1000 hour life span, or close to it. That's about 3 hours a day for most of a...
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-13-2018, 10:45 PM
    Nice reply, but totally wrong. Are they hollow? Are they under tension? Is the lower box solid, hollow or braced internally? Only a fool will...
    30 replies | 1206 view(s)
  • danlb's Avatar
    02-13-2018, 10:32 PM
    " I mixed incandescent with Phillips bulbs - wife couldn't tell the difference" Yep, same here. It's amazing how adaptable the human vision...
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-13-2018, 10:23 PM
    I've never actually seen this lathe. I suspect almost none of us have. While the above statement may hold true, a few things make a difference. ...
    30 replies | 1206 view(s)
  • danlb's Avatar
    02-13-2018, 09:22 PM
    The last piece of the puzzle is that the outer envelope is a diffuser to provide a more even light with less glare. They sometimes add phosphors to...
    54 replies | 2155 view(s)
  • danlb's Avatar
    02-13-2018, 04:21 PM
    Willy has a point. There was a shift in the 1970s by management in their perception of workers. They started talking in terms of "bodies...
    54 replies | 2966 view(s)
  • danlb's Avatar
    02-13-2018, 03:47 PM
    danlb replied to a thread Half Dead Centers in General
    Seriously, I have a closed end wrench to loosen my draw bar stuck to the side of my mill with a couple of those. The weight of the 1 foot long...
    23 replies | 1105 view(s)
  • danlb's Avatar
    02-13-2018, 02:33 PM
    There is a very good reason for that. Officially, they found the higher pitched voices carried better on early telephone equipment. Unofficially,...
    54 replies | 2966 view(s)
  • danlb's Avatar
    02-13-2018, 01:54 PM
    I had many different jobs during my career at AT&T. Everything from long distance cordboard operator (1910 technology) to systems architect. It was...
    54 replies | 2966 view(s)
  • danlb's Avatar
    02-13-2018, 12:43 PM
    danlb replied to a thread Half Dead Centers in General
    The magnets are very thin, about 10 to the inch (probably 2mm). To hold it in I simply undercut the edge of the pocket and pressed the disk into...
    23 replies | 1105 view(s)
  • danlb's Avatar
    02-13-2018, 01:15 AM
    danlb replied to a thread My new Sheldon! in General
    I believe this was discussed before. On J Tiers' machine, the belts would slip, no damage done other than to the sacrificial part. On my 7x12,...
    50 replies | 2401 view(s)
  • danlb's Avatar
    02-13-2018, 12:48 AM
    danlb replied to a thread Half Dead Centers in General
    I have a smaller lathe that uses the same taper, so using the magnet allows me to remove the spacer when I want to use that live center in the...
    23 replies | 1105 view(s)
  • danlb's Avatar
    02-12-2018, 11:33 PM
    danlb replied to a thread Half Dead Centers in General
    My solution was simple and does not require any permanent changes. Each of these delrin spacers has a rare earth magnet pressed into a recess. ...
    23 replies | 1105 view(s)
  • danlb's Avatar
    02-12-2018, 09:40 PM
    I was recently reading that you should buy the chuck that will hold the largest rod that will pass over the cross-slide. Since an average 9x20...
    30 replies | 1206 view(s)
  • danlb's Avatar
    02-12-2018, 02:56 PM
    danlb replied to a thread My new Sheldon! in General
    It would depend on where they put the shear pin, how easy it is to replace that pin and how easy it is to get replacement gears. My lathe came with...
    50 replies | 2401 view(s)
  • danlb's Avatar
    02-12-2018, 11:53 AM
    danlb replied to a thread Warped Southbend Bed... in General
    It's a mild fish-eye (wide angle) lens. The illusion is enhanced by the way that the lathe is placed near the corner of the counter. The...
    14 replies | 883 view(s)
  • danlb's Avatar
    02-11-2018, 07:13 PM
    danlb replied to a thread Warped Southbend Bed... in General
    And yet with that much distortion, the back way looks remarkably straight!
    14 replies | 883 view(s)
  • danlb's Avatar
    02-11-2018, 05:25 PM
    Ebay sellers often use somewhat fractured english, so a solid steel bar for carbide inserts may well be described as a solid carbide bar.
    9 replies | 479 view(s)
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About danlb

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About danlb
Biography:
I like gadgets, and that has led to machines and machining.
Location:
SF East Bay.

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Measure twice. Cut once. Weld. Repeat.
( Welding solves many problems.)

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