In article ,
Ken Hall wrote:
The shaft on a bench grinder is threaded to hold a grinding wheel, not
a wire wheel. The center of a wire wheel is much thinner, so the
shaft isn't threaded to draw up on the thin wheel.

How do most people mount the thinner brush-wheel on the smooth
unthreaded zone of the shaft?

-- Ken

Buy a wire wheel that is designated for use on a grinder and it will have
the correct hub size for that use, possibly needing some bushings that
are included with a new wheel.


--
The best argument against democracy is a five-minute conversation
with the average voter. (Winston Churchill)

Larry Wasserman - Baltimore Maryland - lwasserm(a)sdf. lonestar. org