Reply To: What size tap do I need for ….

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August 12, 2019 at 8:02 pm #181215
huntleybill
Participant

    Thanks mumbles but I have a 1/4-28 and it is too course. I have a 4-40 tap that the threads fit and the shaft of the needle is 1/4″. I have never heard nor can I find a 1/4-40 tap. What am I missing?