Features • Superior Diamond Material: Crafted from premium diamond, this hole opener ensures exceptional hardness and wear resistance for long-lasting performance • High-Speed Drilling: The incisive head design of the diamond drill bit enables rapid drilling and efficient chip removal, maximizing your productivity • Reduced Cutting Resistance: Featuring a larger cut-out design, this marble hole opener minimizes resistance, allowing for smoother and faster hole creation • Easy Installation: The standard M14 female thread ensures effortless attachment to power tools, providing a secure fit without risk of detachment • Versatile Application: Ideal for drilling into granite, ceramic tiles, concrete, marble, and more, making it a must-have tool for various projects Features: 1、[DIAMOND MATERIAL] The hole opener is made of excellent diamond material, with high hardn and wear resistance. 2、[HIGH EFFICIENCY] The diamond hole saw has incisive head, with fast drilling speed and fast chip removal. 3、[LOW RESISTANCE] The cut out design is larger, which greatly reduces the resistance when opening the hole. 4、[M14 FEMALE THREAD] With standard M14 female thread, it can be easily installed on power tools without falling off. 5、[APPLICABLE MATERIALS] Suitable for drilling granite, ceramic tiles, concrete, marble and other materials. Specification: Item Type: Hole Opener Material: Diamond Color: Blue Total Length: Approx. 68mm / 2.7in Female Thread: M14 Scope Of Application: For drilling marble, granite and other stones Package List: 1 x Hole Opener Package List 1 x Hole Opener