- Adjustable diamond drill bit with a range of 4 to 12 mm, perfect for creating precise holes in tiles and glass. - Equipped with a vacuum base sucker for enhanced stability, ensuring a secure hold during drilling. - Includes a core bit guide that aids in accurate hole cutting, providing professional-level results. - Ideal for various applications, such as installing fixtures, creating access points for plumbing, or crafting decorative designs in tile and glass surfaces. - Offers the flexibility to drill holes of different sizes, catering to your specific project needs. - Compatible with most standard power drills, making it a versatile addition to your tool collection. - Constructed from high-quality diamond material for superior performance and durability, ensuring long-lasting use. - Simplifies the process of drilling, allowing both DIY enthusiasts and professionals to achieve clean, precise results effortlessly.