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Thread: ER20 Collets

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  1. #1
    Join Date
    Feb 2007
    Posts
    1041

    ER20 Collets

    Just got an email from Enco on collects and have been looking into to buying a set. Are the Tormach collets a special size or are they all the same ?

    Has anyone tried these ?



    http://www.use-enco.com/CGI/INSRIT?P...PMAKA=327-5885


    Also found them here, but sold individually.


    http://www.shars.com/products/view/1...ot_ER20_Collet



    Even better deal, that's if they fit

    http://www.maritool.com/Collets-ER-C...duct_info.html

    .
    .

  2. #2
    Join Date
    Jul 2007
    Posts
    1602
    ER collets are standard, if you have an ER-20 collet chuck, any ER-20 collet will work. The Maritool collets are probably the best choice among those you have listed.

    bob

  3. #3
    Join Date
    Aug 2008
    Posts
    45
    twocik

    The ER 20 collet has a standard of dimensions, but not all are created equal in quality. I buy mine from Maritool because real good quality for the money. I also own 4 Maritool straight shank tool holders that I have installed TTS Tool Conversion Kit (30675)on and they are precise and a deal for the money. The only thing about the tool holder is it is about 3/4 of an inch longer than the ones you get from Tormach. I hope this helps..

    Larry O

  4. #4
    Join Date
    Mar 2009
    Posts
    97

    accurpro

    I bought a set of accupro er-20 collets from mscdirect - they fit perfectly in the tormach tool holders... watch for the sales - got mine 45% off with free next day shipping. OUTSTANDING!!! you pay for it if you dont get a sale price but you cant beat their shipping!!!

    http://www1.mscdirect.com/CGI/NNPDFF...6653&PMCTLG=57

  5. #5
    Join Date
    Mar 2008
    Posts
    331
    Yes not all are created equal. I have some cheap china ones off ebay that have tremendous run out ( .006 , yes .006 ! ).

    You do get what you pay for with precision instruments in most cases.

  6. #6
    Join Date
    Feb 2007
    Posts
    1041
    "Yes not all are created equal. I have some cheap china ones off ebay that have tremendous run out ( .006 , yes .006 ! ).
    "


    Ouch, thanks guys. Maybe I'll just stick with what Tormach's sells.



    PS - Speeder is out !! :0

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