Brrnoo Glass Hole Opener Set 10Pcs Glass Drill Bit 12mm High Torsion Stable Fine Workmanship Sturdy Durable Tile Drill Bits

Feature: 1. Premium Material: These glass drill bit are made from premium boart material which ensures hardness and durability. 2. High Torsion: These glass drill bits provides high torsion to achieve excellent cutting strength and performance. 3. High Efficiency: The drilling speed is fast the hole is round and there is no breach providing high efficiency. 4. Wide Application: These glass drill bits can be used for glass ceramic tile stone floor tile marble and so on. 5. Please Notice: Please keep adding water when the drill bits are working on the glass or ceramics which can extend the service life. Specification: Item Type: Glass Drill Bit Material: Boart Opening Diameter: Approx. 12mm / 0.47in Handle Shape: Round Handle Application: Glass Ceramic Tile Stone Floor Tile Marble Etc Package List: 10 xGlass Drill Bit