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  1. Thread: taps wanted

    by mechdraw
    Replies
    6
    Views
    3,245

    BA taps

    I have a few BA taps, standard length and long, will look tomorrow and place sizes here, if it helps anyone.

    Cheers
  2. Replies
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    6,766

    deep hole drilling

    I purchased a new, extra long series. "split point" drill bit, slowed the lathe down further and increase the peck rate, drilled a near perfectly straight hole 265mm long.
    Thanks to all for advice,...
  3. Thread: CQ 6230A dial

    by mechdraw
    Replies
    12
    Views
    3,807

    CQ 6230A dial

    Hi Hunch, I've started searching for a DRO, you maybe right, it would be the easier way to go.

    Regards
    Phil
  4. Thread: CQ 6230A dial

    by mechdraw
    Replies
    12
    Views
    3,807

    CQ 6230A dial

    Thanks Alan,
    I think You're right it does finish with an odd number at the end. I will look at a new dial first.

    Phil
  5. Thread: CQ 6230A dial

    by mechdraw
    Replies
    12
    Views
    3,807

    CQ 6230A dial

    Thanks Graham
    A very informative reply.
    Cheers
    Phil
  6. Thread: CQ 6230A dial

    by mechdraw
    Replies
    12
    Views
    3,807

    CQ 6230A dial

    Hello Graham,
    Thank you for the reply.
    The CQ6230a cross slide dial is in graduations of .04mm, secondary graduation, the main graduations, "0" to "1" works out to 0.80mm???
    When you have been...
  7. Thread: CQ 6230A dial

    by mechdraw
    Replies
    12
    Views
    3,807

    CQ 6230A dial

    Hello Graham
    I would like to find a more user friendly cross slide graduation dial, the dial that is on a CQ6230a is not a user friendly type.

    Regards
    Phil
  8. Replies
    25
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    14,713

    CNC purchase

    Hi,
    I hunted around and found a DM3000 (Dyna Mechtronics) lathe that had been sitting in a warehouse for some 15 years, aparently they are ex Tech schools. I would think there are more around. Just...
  9. Replies
    18
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    6,766

    deep hole drilling

    I'm turning between centres at the moment, but it means I have to use larger diam material, just extra waste.
  10. Replies
    18
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    6,766

    deep hole drilling

    Hi, this is being done in a lathe, the runout adds to about .040"
  11. Replies
    18
    Views
    6,766

    deep hole drilling

    Thanks to all that have replied, I will post a photo of the drill bits and item I am drilling.
    Yes, heat, as I have found to be an issue, but the biggest issue, I have found, is keeping the hole...
  12. Replies
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    6,766

    deep hole drilling in Acetal

    Hello all
    Any help that will make drilling deep holes in Acetal easier. Drill sizes 5 and 7mm diam and 300mm long.
    Should I use coolant or not?

    Regards
  13. Thread: First timer

    by mechdraw
    Replies
    3
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    2,288

    Welcome

    Again welcome to a great forum


    Thanks Grahame for the welcome.
  14. Thread: First timer

    by mechdraw
    Replies
    3
    Views
    2,288

    First timer

    Hello All
    Just registered as a new member of this forum.
    Retired tradie and just purchased a CQ6230a, but have a DM3000 NC lathe.
    Hope to help and get help from other members.

    Regards
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