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    This is a clear sign you are going senile. You...

    This is a clear sign you are going senile. You have good cnc machines but you are willing to go back to manual tool changes?:nutter:
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    What Peter said. I forget the formula but I...

    What Peter said. I forget the formula but I think you want about 3 diameters reamed then about .005" clearance for the rest of the hole. The tighter clearance helps hold the grease. Also, make...
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    I just have it turn my "high accuracy" mode on...

    I just have it turn my "high accuracy" mode on when I use cutter wear comp, ie G41, and turn it off with a G40. Rough without it and just turn it on when accuracy matters, like finish passes. Real...
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    80D is extremely hard for a plastic, I don't...

    80D is extremely hard for a plastic, I don't think I have ever machined any plastics that hard. Acetals and nylons are in the 65-70D range if memory serves, polyethylenes are softer. 70 to 80D is a...
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    Nevermind, I was thinking Shore A. No experience...

    Nevermind, I was thinking Shore A. No experience machining harder than 85A.
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    That is as bad as the old Fadal I ran.

    That is as bad as the old Fadal I ran.
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    If you know what you are doing it is just a bunch...

    If you know what you are doing it is just a bunch of simple things you have to do in the correct order, nothing is really hard. I built a frame with 2 2x4 and one 2x6 boards, stuff I had on hand, to...
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    I would pull the spindle out and send it in,...

    I would pull the spindle out and send it in, unless 1500$ isn't worth 2-3 days of your time, but you will know it is done right, which it doesn't sound like it was. I need to update my spindle...
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    I will back up the difference in cycle time. The...

    I will back up the difference in cycle time. The difference for me when measured is 1.5 seconds per minute between 50 and 100% with 2k rapids.
    The Brother turrets are servo driven so your only...
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    Have you ever run one? If not then don't. Those...

    Have you ever run one? If not then don't. Those fast chip to chip tool changes alone are addictive, let alone the fast, crips rapids of these little toys. I was ruined from the start. The two...
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    I thought they were coil springs? Not belvilles.

    I thought they were coil springs? Not belvilles.
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    I am parroting snippets of info I have heard on...

    I am parroting snippets of info I have heard on this forum, that is why I am not sure of the real numbers. Brother drawbar tension numbers are a closely guarded secret but I have been given quite a...
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    So some dual contact Brother spindles have the...

    So some dual contact Brother spindles have the same drawbar tension as standard spindles?
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    Sounds like you got the budget rebuild, they...

    Sounds like you got the budget rebuild, they didn't grind the taper. My tenths Interapid needle doesn't move on my spindle taper after its rebuild. Did they remove the motor in the process of...
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    With much more drawbar tension.

    With much more drawbar tension.
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    If that were happening would that not mark up the...

    If that were happening would that not mark up the taper some? That taper showed no fretting or other indication it had been pushed too hard, at least before it was.
  17. I would use a smooth, water-cooled, resin bond...

    I would use a smooth, water-cooled, resin bond diamond face wheel with the cutter in its holder so it could spin a little while I sharpen it. But that is just the best option in my shop, I don't know...
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    Don did change the title yesterday, thank you...

    Don did change the title yesterday, thank you Don.


    I figured batch meant one heat. So what does batch and heat mean then?
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    Bob, so even though the steel is from the same...

    Bob, so even though the steel is from the same batch it may change from heat treatment to heat treatment?
  20. Big Daishowa states 20 micron, so .0008", but I...

    Big Daishowa states 20 micron, so .0008", but I would expect it to be different for a 30 vs 50 taper and they don't specify. The gap is pretty big. I am wondering if a previous rebuilder ground too...
  21. Specifics of the spindle nose, like how high the...

    Specifics of the spindle nose, like how high the ridge that seats the tool holder should be above the rest of the spindle nose? I measure .039" on mine. I am wondering if that step height is noted...
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    Oh, I am very interested in what you think of it...

    Oh, I am very interested in what you think of it for tooling, since that is not what it was designed for.
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    I am all for more info on the pull stud in...

    I am all for more info on the pull stud in question.

    Do you run a 30 taper mill? That is all I run and that stack height bothers me. There are shorter projection face mill holders available. ...
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    I will do and I hope others will too. I have...

    I will do and I hope others will too. I have done a bunch of SEO work on my own website over the years and a thread title like this on a popular forum like this would be gold if it were positive. ...
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    The problem with the thread title and first post...

    The problem with the thread title and first post is it is extremely negative to Maritool and will rank very high in future internet searches because of the way the keywords are used and being on a...
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