Features: Precise Drilling: The marble hole opener is designed to drill precise and clean holes in marble, granites, or other stone surfaces with accuracy and eases. Sturdy Construction: Constructed from high-quality materials, the hole opener offers longevity, making it suitable for professional and DIY use. Efficient Performance: The hole opener's design allows for efficient drilling, saving time and effort while ensuring clean and professional results. Compatibility: With various size options available, the marble hole opener is compatible with different drill types, providing versatility for different project requirements. Versatile Application: Suitable for drilling holes in marble, granites, ceramic, and tile. Perfect for countertop and cabinet installations Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Material: Diamonded Size: Total length: 73mm Set includes models: 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 55mm, 75mm. Package List: 12 x Marble Hole Opener