About this item
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For glass, ceramics, marble and other hard and brittle materials drilling.
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Head made using diamond plating, tooth edges are sharp, than ordinary plated hole saw more durable.
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Opening hole are neat and smooth, no broken edges, and no tremor phenomenon.
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Chip evacuation are more easily, improving the speed of opening.
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SIZE – 6/ 8/ 10/ 12/ 14/ 16/ 18/ 20/ 25/ 28/ 38/ 50 mm，to meet various demands.
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DIAMOND COATED – Diamond coating enhances the drilling speed, which makes the bit more sharp.
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NICKEL PLATED SURFACE – Nickel plating surface can extend the service life and enhance the surface corrosion resistance.
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SPECIAL DESIGN – Slotted edge makes it more sharp, works more efficient. Side open can remove the waste to keep the drill bit clean.
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APPLICATIONS – Perfect for drilling glass, ceramics, porcelain, ceramic tile, porcelain tile, limestone, slate, marble, granite, light stone and fiberglass. (Need to be used at a low speed; Always use lubrication (water) when processing, otherwise the hole saw will burn.)
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