Features: Brazed Diamond-Core-Drill Bit: Utilizes advanced brazing technology for superior-performance and durability in hard materials. Optimized for Marble Drilling: Specifically engineered to efficiently drill through marble surfaces. Suitable for Various Stone Materials: Versatile design also effective for drilling other types of stone, not just marble. Comprehensive Drill Bit Set: Comes as a complete set, likely offering multiple sizes for various project needs. High-Strength Brazed Construction: Ensures sturdy tool integrity and extended lifespan under rigorous use. Efficient and Precise Hole Drilling: Designed to create clean, accurate-holes with minimal chipping and maximum speed. Long-lasting Durability: Built to withstand repeated heavy-duty use, offering excellent value and longevity. Ideal for Professional and DIY Use: Suitable for both professional contractors and serious DIY enthusiasts working with stone. 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 Description: Specifications: 5-piece set Opening diameter: 6mm Package List: 1 Set Diamond-Hole Saw for Angle Grinder