30% OFF NOW Glass Tile Marble Hole Drilling Bit Set（10PCS）
Unit price/ per
Make perfect round holes in flower pots and ceramics, the best DIY drill set!
SMALL RESISTANCE: Small incision resistance, opening speed is quick, easy removal of chips, and other advantages. Also, help to open accurately. Large chip holes to ensure that when the punching smooth, punching accurate.
DURABLE: Nickel-plated with a diamond dust coating offers superior performance and cutting strength.Extended service life. This diamond drill bits are high quality and good performance that excellent for making a clean and accurate hole.
IDEAL FOR: This diamond coated core drill bit removes a complete circle from glass, marble, tiles, granite, ceramic or other. Reduced drill speeds, low drill pressure, and increased use of water lubrication will extend drill bit life considerably.
TIP: Can be used with a standard electric drill (not included),Always use lubrication (water), otherwise the diamond core drill will burn.Warnings:Not for use on Concrete or for depths beyond about 1/2"; Water is required for lubrication when drilling.
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