due to my setup I would hope a Chinese spindle would last long.

it wouldn't be directly cutting, it would be connected via a belt to the atc spindle which does the cutting. the Chinese motor would be driving the spindle

Quote Originally Posted by Ger21 View Post
The typically 24,000 rpm chinese spindles are not suitable for use on a mill, and won't last long.

AliExpress has a lot of BT30 ATC spindles.

http://www.aliexpress.com/item/ATC-s...d-99c3fa989e32