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  1. Seems odd the drive end goes one way and the...

    Seems odd the drive end goes one way and the wheel the other. Seems that would make them expensive. motors often reverse so that would seem less costly..

    RE: [For highest precision and safety at...
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    The world air quality shows the USA being very...

    The world air quality shows the USA being very clean..We can throw /waste money to make out country clean and the high dirty area place just get worse because we lose the manufacturing to them..So...
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    Thinking green is often one sided/slanted/bias...

    Thinking green is often one sided/slanted/bias ...To be honest and fair one has to think about manufacturing and scrapping of the device and all costs/ benefits/ problems.
    Cast iron and aluminum...
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    Mitsui smaller machine are very good. If I...

    Mitsui smaller machine are very good. If I designed this machine I would have added a felt seal at the gap between the long travel and the saddle... agree many/most grinders have this problem with...
  5. I have found that on a lathe to face and then...

    I have found that on a lathe to face and then tool bit nick the bore/hole location makes the best hold to center. Tail location and even poor drill point locating can mess up a spot-on center need....
  6. I have used a threaded stub arbor for such...

    I have used a threaded stub arbor for such wheels. Good to have blotters at both wheel ends and the spindle direction the way that tightens the screw thread.
  7. Set-up loose fine/Ok ..but a mill deserves a set...

    Set-up loose fine/Ok ..but a mill deserves a set of V blocks to make such jobs a snap.

    Your set up could have a table end stop so one measure will do all parts.

    Good to have a set of 4 v blocks...
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    Qt yard[ If no then you might need to duplicate...

    Qt yard[ If no then you might need to duplicate the threaded shaft as a check piece first.}

    I have done this with wire size the existing male at a number of place, and make a male to the largest...
  9. Nice machine even for a grand or more, but I ...

    Nice machine even for a grand or more, but I don't need an OD grinder.
    local guy would likely lift/load it on a trailer for 100 bucks perhaps less for a ten minuet job.

    Rusty you might call...
  10. People who take training and spend time with...

    People who take training and spend time with other shooters are way less likely to do crazy/dumb things with guns.

    Yes except for terrorists who train to do bad things... for them we need a few...
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    Good to mention the tram of your head is...

    Good to mention the tram of your head is critical. If your off a half thow in 3 inches your part will be off angle that much , and being off will/may make a convex or concave scalp surface in your...
  12. If you ever said a cross thing, drank over three...

    If you ever said a cross thing, drank over three beers, gave someone a dirty look, said you don't like something then you are off the safe/approved to own a gun list....Not.
  13. You could likely call selected numbers and then...

    You could likely call selected numbers and then claim 85 of Americans think the world is flat.

    Everybody should know it is rounded at three corners and centrally dished at the encabloaboristic...
  14. QT: [The Post-ABC poll finds 86 percent of...

    QT: [The Post-ABC poll finds 86 percent of Americans support implementing “red flag” provisions, which allow guns to be taken from people judged to be a danger to themselves or others. And 89 percent...
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    Time consuming by hand, but a CNC mill would make...

    Time consuming by hand, but a CNC mill would make quick/easy work of it.

    Buy hand expect perhaps .005 error in hole locations but that should be OK. A bench drill press likely better than a hand...
  16. QT: [ "angry white guys with guns" ] Most likely...

    QT: [ "angry white guys with guns" ]
    Most likely thee are just as many black shooters in drug wars and criminal shootings. but the news media and anti gun people like to single out one group one day...
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    Plenty of good lathe tool bits grinding sites....

    Plenty of good lathe tool bits grinding sites. Good to learn the terms , how they work and how they compare to mill cutters teeth and inserts, end mills, planer bits and the like.
    The side cutting...
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    We had some inserts the we would send out to have...

    We had some inserts the we would send out to have them ground. Yes that depends on how much over hang you have, and how badly you wear them out..Yes re-coated some also..But with a square you can...
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    Thanks majohnson I just check out one of his...

    Thanks majohnson I just check out one of his (solid Rock) YouTubes..

    Good that he talks in millionths, every grinder worth his salt should talk in millionths.
    Good that he tells about part...
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    Re QT Tray: [ STRAP IT to prevent it sliding off...

    Re QT Tray: [ STRAP IT to prevent it sliding off the forks if you hit a bump as it WILL slide again the ratchet straps are useful here.] Good for everybody to note ..the old saying is Steel on Steel...
  21. Qt Gordon:[The best reason for having any QC is...

    Qt Gordon:[The best reason for having any QC is to avoid stupid mistakes being repeated. Corrective action is very important. What went wrong and why?]
    Exactly...so a very important job..

    and in...
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    How To Calculate Gear Ratio - HBReducer...

    How To Calculate Gear Ratio - HBReducer

    Re: Divide the driven gear teeth by the drive gear teeth.
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    Taking a cut? The \ out of chuck 8" is very good...

    Taking a cut? The \ out of chuck 8" is very good but includes chuck error and aluminum bar stock is not very straight. Turning .0005 out 8" is good. You can turn a piece/stub the same diameter as...
  24. Start with a protractor and draw a bunch of...

    Start with a protractor and draw a bunch of angles and right angle triangles. Yes 10 degrees and on past 45^ to see what an included angle might be.figure out the lengths of the triangle sides and...
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    Very sharp tool bit so a light finish cut...

    Very sharp tool bit so a light finish cut aluminum sharpness might help.
    Closer than .0005 and better have a very high quality live or a dead center...

    Agree I don't know beans about CNC lathes.
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