Features Long-lasting Performance: Diamond blades are exceptionally sharp, hard, and wear-resistant, ensuring a prolonged service life for reliable cutting s. Efficient Chip Discharge: The oval chip hole design minimizes cutting resistance, facilitating the smooth discharge of chips for enhanced cutting efficiency. Versatile Application: Suitable for cutting marble, concrete, artificial stone, and more, providing a wide range of cutting capabilities for various materials. Superior Durability: Crafted with precision, this tool delivers excellent performance and longevity, meeting your cutting requirements with exceptional durability. Portable and Easy Installation: Lightweight and easy to carry, this set offers convenience in transport and quick installation, streamlining your work process. Features: 1、Diamond blades are sharp, hard and wear？resistant, and have a long service life. 2、The oval chip hole design is more conducive to the discharge of chips, and the cutting resistance is small. 3、Wide application range, can applied to marble, concrete, artificial stone, etc. 4、Sophisticated production, excellent performance, can be used for a long time, more in line with your needs. 5、Easy to carry and install, and it can bring more convenience to your work. Specification: Condition: 100% Item Type: Diamond Drill Bit Material: Diamond Color: Blue Process: Sintering Optional Opening Diameter: Approx. 55mm/2.2in, 60mm/2.4in, 65mm/2.6in Optional Diamond Drill Bit Specification: Approx. 55mm/2.2in, 60mm/2.4in, 65mm/2.6in Applicable Equipment: Electric Drill, Bench Drill Scope of Application: central holes for marble, concrete, artificial stone, granite and other materials. Package List: 1 x Diamond Drill Bit Note: betweendiv>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.between/div> Package List 1 x Diamond Drill Bit