20-65mm Diamond Drill Bit DIY Tool Accessories for Marble Glass Bottles

Description: Material: High-quality diamond brazing process sharp toothed edge durable and long service life. Neat openings: smooth and no broken edges no phenomenon. Design of chip removal hole: All specifications have special hole for chip removal. Features: easy loading and unloading saving time and effort. Scope of application: Suitable for all kinds of st ceramics vitrified tiles glass etc. making clean and accurate holes on glass and tiles. Specification: Material: Diamond Drill Size Chart: Opening diameter: 20-65mm/0.79-2.56inch Package Includes: 1 Piece Diamond Drill Bit Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!