Re: using a CNC mill to engrave metal

At 09:24 16/08/2001 +0000, you wrote:

>Rio Grande sell these high speed air operated motors for jewellery stuff. I
>read the little description they give and it said 300,000 rpm. I thought for
>a few minutes, that can not be right! But it is. If you want one tell your
>bank manager you're taking up dentistry and you'd like to know if he'd
>donate some money for one. All they are is a little mini turbine fan inside
>a tube but I bet that make that really cool whizzing noise you hear at just
>before the pain starts. : )

Quantum CNC (UK importers of the Taig CNC mills) have fitted a high speed
air operated motor to the Taig mill.

http://www.quantumcnc.co.uk/

Regards,
Tony