Features Basic Materials: Crafted from high-grade carbide steel, the concrete drill bit boasts exceptional hardness and durability, making them ideal for tackling tough materials like concrete, brick, and even glass. The superior material ensures long-lasting performance and counteraction to wear. Comprehensive Range: The eccentric drill bit set offers a diverse selection of drill bits, including angled offset and twist drills, tailored for various applications. The variety ensures you have the right tool for every job, from precise hole drilling in concrete to quick work on masonry surfaces. Portable and Organized: The included masonry drill bit storage case not only keeps your bits neatly organized but also makes transportation a breeze. Whether you're working on-site or moving between job locations, the compact and sturdy case ensures your drill bits stay protected and easily accessible. Sturdy Construction: Each oblique head eccentric drill bit is built to last, with robust carbide steel construction that withstands the rigors of drilling through hard materials. The precision engineering ensures accurate hole drilling and minimal breakage, even under heavy-duty use. Ease of Use: The angled offset design of select drill bits allows for easier access to tight spaces and awkward angles, while the twist drills provide versatility for general-purpose drilling. The set's user-friendly nature, combined with its broad applicability across concrete, brick, glass, and masonry. 1. [Drill Bit Set] This eccentric drill bit set includes 4 pieces hex shank oblique head eccentric drill bits (6mm, 8mm, 10mm, 12mm) along with a PH2 screwdriver bit, offering versatile use for various drilling tasks. 2. [High Strength] Made from industrial grade carbide M35, these skewed head eccentric drill bits ensure efficient and stable drilling, specifically designed for deep holes, angled holes, blind holes, and more. Sturdy, erosion resistant, and anti deformation. 3. [High Efficiency] The unique eccentric M35 blade design allows for easy penetration through different materials, while the U shaped rotation slot effectively prevents chip accumulation and clogging, ensuring fast chip removal and high drilling efficiency. 4. [Versatile Use] These eccentric drill bits are suitable for drilling into a variety of materials such as stone, concrete, wood, steel, brick wall, plastic, tile, marble, and more. 5. [Compatible with Various Machines] These eccentric drill bits can work with cordless drills, hand electric drills, bench drills, and more, adding convenience and efficiency. Specification: Item Type: Eccentric Drill Bit Set Material: Carbide M35 Specification: Approx. 6mm / 0.24in, 8mm / 0.31in, 10mm / 0.39in, 12mm / 0.47in Shank: Hex Shank 6.35mm (1/4in) Use Device: Hand Drill, Rechargeable Drill, Bench Drill Application: Glass, Ceramic, Porcelain Tile, Granite, Concrete, Wood PackageList: 4 x Eccentric Drill Bits 1 x PH2 Bit 1 x Storage Box Package List 4 x Eccentric Drill Bits 1 x PH2 Bit 1 x Storage Box