jiuwu 10 Pcs Diamond Drill Bits for Ceramic,Premium Glass Drill Bit, Diamond Hole Saw Drill for Bottles,Pots, Marble, Granite,Tile Cutting 0.39-1.0 Inches (10mm-25mm

KWD 6

Size10-25mm

All electronics ship with US style plugs. You may need a voltage converter or a plug adapter.

Hole opener with a special head opening design, in particular, is conducive to chip removal, cutting resistance, drilling more sharp.
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.
The hole saw open more neat smooth, no choking, no broken edge, no tremor phenomenon, the hole speed is very fast, easy chip evacuation and so on.
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.
5 SIZES (2pcs per size): 0.39" / 10mm, 0.55" / 14mm, 0.63" / 16mm, 0.8" / 20mm, 1.0" / 25mm,different drill bits included with this glass drill bit set to meet various demands. Perfect for drilling glass, tile, porcelain tile, ceramic, brick, and stone.

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