Can anyone help with a formula that will give me the OD. reqd .to be able to mill an across the flats hexagon or square of any given size.

ie..... What will be the largest hexagon or square from any given size of round bar.

I've looked on Marv Klotzs site but cannot see a formula for this.

Allan

ie..... What will be the largest hexagon or square from any given size of round bar.

I've looked on Marv Klotzs site but cannot see a formula for this.

Allan

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