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  • Users: YCENG
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  1. YCENG

    BEST METHOD FOR SMALL, TIGHT TOLERANCE, HOLES

    I need to make two .0275" holes in a .120" thick plate, with a hole diameter and centerline tolerance of +/- .00005", or better. I was thinking of making the plate of either carbide or 440C 54-56RC. Is jig grinding the best method for making these holes? Is one material better than the other...
  2. YCENG

    BEST METHOD FOR SMALL, TIGHT TOLERANCE, HOLES

    I need to make two .0275" holes in a .120" thick plate, with a hole diameter and centerline tolerance of +/- .00005", or better. I was thinking of making the plate of either carbide or 440C 54-56RC. Is jig grinding the best method for making these holes? Is one material better than the other...

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