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.
Quantity Available:   1
1/4", Porcelain Diamond Drill Bit, Ideal For Cutting 1/4" Holes When Installing Towel Bars, Soap Dishes, Shelves, Cabinets & Shower Door Frames, Drills Through Ceramic, Glass, Marble, Porcelain & Granite.
Quantity Available:   2