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13-02-2025
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FOR SALE:
Re: Granite framed dental milling machines
SOLD: Thanks for the interest generated. The two machines are sold.
This is a wonderful forum to be part of.
Thanks
David -
02-04-2016
Thread: How to drill gems?
by Sliding Head- Replies
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Re: How to drill gems?
I drilled ruby balls with an NSK Planet air-spindle mounted in a machining centre (Cincinatti Dart). The holes were 1.6 mm diameter and 2.5 mm deep. I can't remember the feed rate downwards but the...
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Cheap milling machine spindle -...