Diamond Drill Bits

Please click the link to buy

https://www.amazon.com/dp/B07G5Y4GRT?ref=myi_title_dp

► 15 SIZES diamond drill bits set: 6mm(1/4"), 8mm(5/16"), 10mm(3/8"), 12mm(1/2"), 14mm(9/16"), 16mm(5/8"), 18mm(11/16"), 20mm(3/4"), 22mm(7/8"), 25mm(1"), 26mm(1-1/32"), 28mm(1-3/32"), 30mm(1-1/8"), 40mm(1-1/2"), 50mm(2"). Meet most of your different needs.

► RUSTLESS, CUTS QUICKLY. Made of high strength carbon steel with smooth nickel plating surface, glass drill bit set lower resisting force to the minimum, makes it easy to drill precise holes In Seconds.

► SHARP & SMOOTH CUT. Coated with high quality diamond, the tile drill bits creates a high precision, smooth cut with no broken edges.

► SPEED KILLS: Reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably

► APPLICATION: Drill Glass, Tile Bottles, Blocks Jars, Fiberglass Porcelain Tile Ceramic, Slate Mable, Granite Light Stone. Excellent for making clean and accurate hole on glass and tile. Not for use on Concrete or for depths beyond about 1/2".