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Unread 04-19-2020, 12:25 AM   #47
Tool Guy - Kg
Moderator -- Wisconsin Kitchen & Bath Remodeler
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Join Date: Feb 2005
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Originally Posted by patrick_here
I think it's just about 30% slower or so but not absolutely certain of it.
That's normal wear. The individual diamond particles are less pointy and more rounded than when they were new.

Originally Posted by patrick_here
I'm wondering it the case that a single porcelain tile can have areas that are harder than other areas?
The tile will be uniform.

Originally Posted by patrick_here
I notice that some of these small coring bits are described as having a "brazed diamond edge". Is that better or worse than the "electroplate" type? (or it just another name for electroplating?)
Different processes to essentially adhere diamond bits to the surface. But for practical purposes, you're not going to notice much difference.

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