On Jan 26, 8:55 pm, Louis Ohland wrote:
Would a 20mm hole be 3/4 inch?

wrote:
On Jan 25, 4:49 pm, Louis Ohland wrote:
Was looking through a PDF of Advanced Machining Handbook from the
30s, look in a retro way. It had an illustration of a toolpost grinder.
Now it makes sense.

But other than 1,000 and up, who has a serviceable model for less (less,
less) than that?

http://www.littlemachineshop.com/pro...php?ProductID=...
http://www.littlemachineshop.com/pro...php?ProductID=...

Don't know where else you'd go for grinding wheels with a 20mm hole,
though.

Stan

13/16 would be the closest