- For glass, ceramics, marble and other hard and brittle materials drilling.
- Head made using diamond plating, tooth edges are sharp, than ordinary plated hole saw more durable.
- SIZE – 125mm(5-inch) Drilling Diameter, 10mm(0.4-inch) Shank Diameter.
- DIAMOND COATED – Diamond coating enhances the drilling speed, which makes the bit more sharp.
- NICKEL PLATED SURFACE – Nickel plating surface can extend the service life and enhance the surface corrosion resistance.
- SPECIAL DESIGN – Side open can remove the waste to keep the drill bit clean. (Needs to be used at a low speed, about 800-1000 RPM; Please add coolant liquids or water when processing)
- APPLICATIONS – Perfect for drilling Glass, Tile, Blocks Jars, Fiberglass Porcelain Tile Ceramic, Slate Marble, Granite Light Stone, etc.
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