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  1. #1
    Join Date
    Sep 2011
    Posts
    474

    Circular bolt pattern wizard question

    Hey guys,

    Total noob here. I just finished building and calibrating my machine and need to make a lathe chuck adapter with a circular bolt pattern. Its a disk of mild steel 5" in diameter and I need to drill 3 holes to mount it to the chuck.

    Lets say I need to make a 3-hole circular bolt pattern 3.5" across with a .5" drill bit. The holes will be .5" deep.

    How would I enter this into the wizard? I may be able to ape my way through it but am afraid of breaking something since this is unscheduled and I have not yet installed my limiting switches on the mill.

    Thanks!

  2. #2
    Join Date
    Jan 2007
    Posts
    243
    well for the pattern x,y coordinates you may want to try this program: Bolt Circle Calculator
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