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Almost Banned Once
Join Date: Feb 2009
Location: Adelaide South Australia
Posts: 38,820
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Quote:
Originally Posted by Charles Freeborn
Carbide tipped masonry bits are intended for hammer drills - not what you want here.
Google "Diamond Grinding Burrs", and be prepared to heli-coil the holes when you're done.
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Did you watch the video?
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- Peter
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