Description of π³ Efficient Awclub Glass Drill Bit Porcelain Cutting Tools for Precise Hole Creation
SIZE - 8mm(5/16-inch) Drilling Diameter, 6.5mm(0.26-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 - Slotted edges make it more sharp, work more efficient. Side open can remove the waste to keep the drill bit clean. 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.).