Features Diamond Construction: Made using diamond hot pressing and sintering process, ensuring a firm, wear-resistant, and long-lasting cutter head for efficient drilling s. Fast Drilling Speed: The sharp edge of the tool allows for quick drilling, delivering a prolonged service life for the drill bit. Versatile BSP1/2in Angle Grinder Drilling: Suitable for drilling ceramics, granite, quartz stone, and other materials, providing versatility for various applications. Efficient Chip Removal: Large chip removal port design ensures smooth chip removal during drilling, enhancing drilling speed and efficiency. Compact and Portable: Small in size, easy to carry and store, offering convenience without compromising performance. Features: 1、Made of diamond hot pressing and sintering process, and the cutter head is firm, wear-resistant and . 2、The sharping edge of the tool has fast drilling speed, and long service life. 3、BSP1/2in angle grinder drilling, suitable for drilling ceramics, granite, quartz stone and other materials. 4、Large chip removal port design can smoothly remove chips during drilling and increase drilling speed. 5、Small size, easy to carry and store, convenient to use and with good performance. Specification: Item Type: Diamond Hole Saw Drill Bit Material: Diamond Production Process: Sintering Color: Blue Drilling Diameter: Approx. 25mm / 1in Total Length: Approx. 98mm / 3.9in Thread: BSP1/2in Applicable Machine: Angle grinder Package List: 1 x Diamond Hole Saw Drill Bit Package List 1 x Diamond Hole Saw Drill Bit