How and what is the process of making Model train tooling?

It is made from solid steel blocks , but what ic the "cutting" process and how is it cut? and how is re or up graded tooling done?

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LGB 2067 G SCALE TRAIN TRACK CLEANER CLEANING ENGINE OB
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MOGUL, THE GENERAL, WESTERN LGB TRAIN 2028D G SCALE MIB
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1 Comment »

  1. Oh, nowadays it’s all CNC. Model up the part you want in SolidWorks or AutoCAD, then through some toolpath software, and to a CNC mill like this
    http://www.youtube.com/watch?v=MLTAeE6j4_s&feature=related

    A half hour later, perfect mold.

    Or more likely a messed up mold, fix the model or fix the toolpaths, and repeat til you get it right.

    Comment by Wolf Harper — October 27, 2009 @ 10:43 am

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