[modeleng] Re: Diamond versus Stone

http://cgi.ebay.com.au/4-100mm-Taper-Cup-grinding-wheel-Set-1xGreen-1x-White_W0QQitemZ230271906019QQihZ013QQcategoryZ20778QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

KJones9154@xxxxxxx wrote:
> Hi All,
> A fellow student at the Workshop Appreciation course is making a tool  
> grinding rig for attachment to a standard grinder, (Harold Hall design). He 
> has  
> been searching for a supplier of stone cup wheels without success, can any 
> one  
> point us in the right direction.
>  
> He has been advised that the diamond type would not be suitable for  
> sharpening things such as end mills, is this correct?  It seems odd to me,  
> particularly as diamond type are becoming more common and cheaper now.
>  
> Regards Ken Jones in sunny Berkshire
>
>
>    
>
>
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