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Can You Tap A Hole From Either Side


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Can You Tap A Hole From Either Side. I feel a bit of a muppet for asking this, but i'm creating a drawing which has a tapped hole all the way through, and i can't find any. When i test fitted the screws from the top of the bracket (the direction i tapped) they went in until they reached the final thread and stopped.

Tapping A Hole Straight 3 Easy Methods YouTube
Tapping A Hole Straight 3 Easy Methods YouTube from www.youtube.com

Does anyone know if you can tap the hole from both sides and have good threads all the way through? When you have a hole that goes all the way through a piece, you'll continue tapping with the tapered tap until the end of the tap comes out through the other side of the piece. This article will teach you everything you need about tapped hole machining, detailing the processes, pros and cons, and best practices for achieving precision hole tapping.

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Tapping A Hole Straight 3 Easy Methods YouTube

But if the hole doesn't go all the way through the part, then you'll also need a bottoming tap. Lets say you have a 2 inch piece. When i test fitted the screws from the top of the bracket (the direction i tapped) they went in until they reached the final thread and stopped. Does anyone know if you can tap the hole from both sides and have good threads all the way through?

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