Description:

5 pieces a set 10mm diamond drill bits, hole saw core drill style bits.. Use for for Stone, Tiles, Ceramics, Glass and Granite , Drill Glass, Tile Bottles, Blocks Jars, Fiberglass Porcelain Tile Ceramic, Slate Mable, Granite Light Stone.. Warnings: Limit depths in about 1/2 Inch; Water is required for lubrication when drilling.