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Diamond Drill Bits, 10Pcs Hole Saw Diamond Drill Bit Hollow Core Drill Bit Set for Diamond Coating, Carbon Steel for Glass, Ceramics, Porcelain, Ceramic Tile, Marble, Diamond Drill Bits for Glass Ceramic Tile Porcelain Hole Saw Cutting 10 Bit Set
✔ Ideal Application - This diamond coated core drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other.They are perfect for drill glass, tile bottles,blocks jars, fiberglass porcelain tile ceramic, slate Mable, granite light stone
✔ Super Material - These diamond drill bits made of high-speed steel that is durable and have a long sevice life,which are high quality and good performance that excellent for making clean and accurate hole.
✔ Sharp&Smooth Cut - Coated with high quality diamond, the diamond hole saw creates a high precision, smooth cut with no broken edges. Reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably
✔ Note - When you using the diamond drill bits, please use lubrication (water),otherwise the diamond core drill will burn.Not for use on Concrete or for depths beyond about 1/2".
Features:
--100% brand new and high quality.
--Can be used with a standard electric drill.
--Always use lubrication (water), otherwise the diamond core drill will burn.
--Materials and only needs water for lubrication.
--This diamond coated core drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other.
Material: Steel
Use note:
Start your hole diagonally, make a round trace and then hold drill straight.
