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Bihui Tools Turbo Dry Core Bits
BIHUIfrom $20.39| /Professional quality diamond core bits designed for easily boring the porcelain, marble and granite tile. May be used dry or wet. Vacuum brazed d...
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RTC Porcelain Pro Diamond Bits
RTCfrom $51.35| /If you are looking to bore holes in hard porcelain, glass, or granite tiles, look no further! The Porcelain Pro bit stands out from its competition...
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