No.4 (T) for $20 build thread

[Flying10uk]

Once you've centred up your mill over that stud hole, John, I'd probably put a small drill through first before going through with your carbide end mill. Otherwise we may have a broken cutter/damaged thread scenario.

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[jonh172]

Once you've centred up your mill over that stud hole, John, I'd probably put a small drill through first before going through with your carbide end mill. Otherwise we may have a broken cutter/damaged thread scenario.

You bet, thanks!