u/Comfortable-Size5140

https://preview.redd.it/df8vlly7g4yg1.png?width=1120&format=png&auto=webp&s=c9e5562edf568d56b83353eade0b78517a7208ad

https://preview.redd.it/008ir24ag4yg1.png?width=689&format=png&auto=webp&s=eafbdfa4113ddb02175ce10696fa92ba99234aa1

Hi folks,

Looking for ways to make this 0.3mm holes in Al6061 for 1mm deep. They are speaker holes for new component that our customer is developing. Any tips would be helpful.

Thanks.

EDIT: We have machines that have 12k RPM max - BBT40 spindle (India based machine shop).