Hi , any pointers for a thread milling a m6 thread 14 mm deep ? Just to make it that bit more challenging it’s in pb102 bronze , any ideas ?
IN my opinion , a 5,2mm hole,
and a 3 steps milling at 5.75 ; 5.95 and 6.05 diameter will give you a good surface finish and light stress on the mill.
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thanks for that i will give it a go!