5/16", Porcelain Diamond Drill Bit, Ideal For Cutting 5/16" Holes, Drills Through Ceramic, Glass, Marble, Porcelain & Granite. Drill Guide & Water Delivery System Included, Use Wet Only._x000D_
Product Features
5/16", Porcelain Diamond Drill Bit, Ideal For Cutting 5/16" Holes, Drills Through Ceramic, Glass, Marble, Porcelain & Granite. Drill Guide & Water Delivery System Included, Use Wet Only._x000D_
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