Diamond Drill Bit Set for Porcelain, Ceramic, Marble, and Granite(Tile, Stone) - 11 Pieces

About this item

• 【Full Size Package】: Package includes 11 pcs drill bits, 1pcs of 1/2 (12mm), 1 pcs of 3/8 (10mm), 2 pcs of 5/16 (8mm), 2 pcs 3/16 (5mm), 4 pcs of 1/4 (6mm), and 1Pcs of 1/4 (6mm) carbide drill bit, packed in a paper box with printing, also could as a gift for families and friends.
• 【High Quality Diamond】: The diamond drill bit set uses premium alloy and granule diamond, not easy to break, durable, and clear printing size helps you quickly pick up the size you need.
• 【Support Dry Drill Holes】: The middle of the drill bit is filled with wax, no need to add water, and supports dry drilling. When used, the wax will melt as a lubricant, and cooling the drill bit for extend its service life.
• 【Round Shank Design】: Dry diamond core bit set using round shank design, could compatible with all types of hand drills, electric drills, and bench drills, no need for other connected tools, convenient for use.
• 【Widely Used】: This diamond drill for porcelain tile suits drill clean holes for various ceramic, tile, porcelain, granite, glass, marble, stone, and masonry. (Please note not suited for wood material)