@Hello2Uset up for machiningthat helps explain this pic. Blade...

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    @Hello2U

    set up for machining
    https://hotcopper.com.au/data/attachments/3386/3386792-b351b7ff6cbd9720dbdd00b2f4fb1a34.jpg


    that helps explain this pic. Blade on bench drill fixed at correct height, then clamping the pin on the table - still not separated from the thread rod
    ( and moving it to the desired depth ) .

    https://hotcopper.com.au/data/attachments/3386/3386801-ebd40bd60ccc2e2742b26a833559a3d4.jpg
 
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