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Deleted member 1779
And dont forget your diamond drills. Diamond is excellent on slate (we sell a lot of these to roofers working with slate roofing tiles)
In slate you get precission holes without chipping or cracking the slate. And because slate is softer than granite and porcelain its quicker to cut.

In slate you get precission holes without chipping or cracking the slate. And because slate is softer than granite and porcelain its quicker to cut.