Diamond hole saw 35mm 45mm 55mm drill bit for granite, glass, marble, and porcelain tiles

General Description Made of high-quality silicon carbide with a surface electroplating, this drill bit is designed to offer high wear resistance and exceptional durability. It allows for a clean, smooth opening without chipping, and minimizes vibration during drilling. With low cutting resistance, it ensures stable drilling without chipping the edges of materials. This product is easy to use, offers good performance, and has a long service life. Technical Specifications Material: Silicon carbide Quantity: 3 pieces Open hole diameter: 35 mm (1.4 inches), 45 mm (1.8 inches), 55 mm (2.2 inches) Application Primarily used for drilling ceramic tiles, marble, granite, concrete, and other hard materials. Other Information Package List: 3 * Drill Bits. Note: The new and old types of this product will be sent randomly; please take this into account before ordering.