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    they also sell usb hand held or small tripod...

    they also sell usb hand held or small tripod microscopes that connect to cell phone as a viewer or use a tablet or laptop
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    cell phone microscope - Google Search
  2. i was watching tv one day hear loud boom outside...

    i was watching tv one day hear loud boom outside and see arc flash behind tv and light go out
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    lightning hit roof antenna and followed coax wire down to tv and then got into 120 volt electrical...
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    say drawing missing a dimension at certain spot....

    say drawing missing a dimension at certain spot. it nice to pick edges and pull out a dimension but that wont say what tolerance is. and what feature is located where from. basically need gd&t...
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    point is different torques moves stuff. even the...

    point is different torques moves stuff. even the back jaw of a mill vise will deflect backwards when vise tightened. it helps to use torque wrench for more consistent results.
    .
    many collet holders...
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    many if not most shops have a computer near EACH...

    many if not most shops have a computer near EACH cnc for doing many things not the least is opening up work instructions and looking at drawings
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    and usually its at least a 20" screen although...
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    they passed a State law where insurance for house...

    they passed a State law where insurance for house could not be denied just cause its in a poorer neighborhood that called red lining
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    but then insurance company sends a letter our insurance...
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    . if you got R8 taper they are not known for...

    .
    if you got R8 taper they are not known for ultra low runout and consistent tool length. that is, you pull tool farther in as you increase torque on drawbar
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    many collet holders a long tool you...
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    some steel especially structural steel and...

    some steel especially structural steel and castings can have slag or hard spots in them
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    you can drill 1000's of holes no problems and then bam hit a hard spot and break drill. and then trying to...
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    i have broken many a carbide drill not drilling...

    i have broken many a carbide drill not drilling in material but when it breaks through the other side of the material. often have to slow settings so it can take the vibration ? from breaking through...
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    35 ipm plunge what .2 depth thats .006 of min or...

    35 ipm plunge what .2 depth thats .006 of min or .11 seconds ?? not sure the blink of a eye plunge rate saving you time if you got to stop and manually push slug stuck to end of mill off
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    young guys use their cell phone. using camera and...

    young guys use their cell phone. using camera and zoom with phone light on it actually can make fine print on the side of something 2 or 3 times bigger easily and screen is bright than what you...
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    often going slower rpm and much slower feeds will...

    often going slower rpm and much slower feeds will help with slug sticking. if you ever ran a manual rotary broach drill in a magnetic base drill slug sticking is a lot less if you back off feed...
  13. . tram error. that is the center of a short tool...

    .
    tram error. that is the center of a short tool tip and be different that the center of a long tool tip. hard to describe. just saying machine alignment often reason you can get different readings...
  14. a lot of that has to do with what parts being...

    a lot of that has to do with what parts being made with what tooling.
    .
    obviously some might try to get by with 1/2 or smaller end mills and others might be trying to do a lot with 6"dia facemills....
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    . aluminum sticking to edges especially at...

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    aluminum sticking to edges especially at higher feed rates and coolant with not a lot of force is not uncommon.
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    that is your feed rates are not faster if you have to deal with problems caused...
  16. i bought a electronic level that connects to...

    i bought a electronic level that connects to rs232 and you could use a laptop to record readings. trouble is it took like over 10 readings per seconds and it would write a hugh amount of data per...
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    got to watch cold rolled 1018 thinking it is same...

    got to watch cold rolled 1018 thinking it is same as A36.
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    some steels you bend cold and maybe bend breaks right away and maybe it breaks later when under load. ductility for many parts is...
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    tip special can be so spot drill not needed even...

    tip special can be so spot drill not needed even if drill relatively long length
    .
    many have different preferences. that is some have priority with
    1) drilling faster feed rates
    2) not needing to...
  19. thread pitch for screws and tapped threads was...

    thread pitch for screws and tapped threads was determined based on coarse enough thread pitch screw would break rather than thread strip out. long ago 1/2-12 and 1/2-13 threads were not standardized....
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    . runout is not that bad and it can vary based...

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    runout is not that bad and it can vary based on tightening torque and how clean everything is. literally ability to self center tool without needing a little help by tapping it sideways at low...
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    . roughers with wavy flutes like corncob cutters...

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    roughers with wavy flutes like corncob cutters tend to make less vibration and typically you can increase depth and width of cut often 200% if vibration is a limiting factor. not sure i see the...
  22. obviously instrumentation and optical lens...

    obviously instrumentation and optical lens assemblies of thin walled thin walled tubing and or thin castings dont need or require coarser threads.
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    also pipe fittings like bsp threads relying on...
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    A36 has structural properties that it has to has....

    A36 has structural properties that it has to has.
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    cold rolled 1018 can crack bending it cause it was cold worked too much. sometimes annealing will improve properties before bending it. point is...
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    you are not a friend if you dont at least try to...

    you are not a friend if you dont at least try to help your friend out. one of the worst feelings in the world is being unemployed and not even given a chance to try at many jobs especially when...
  25. . some stuff the abrasive tool manufacturer will...

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    some stuff the abrasive tool manufacturer will have info same as wheel manufacturer has recommendations on grinding wheel use. if all else fails read the manuals. usually a good ideal to reads the...
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