Specification Brand : Walfront BulletPoint1 : Drill Bit Set: Includes 4 pieces hex shank eccentric drill bits (6mm, 8mm, 10mm, 12mm) and screwdriver bit for versatile drilling tasks BulletPoint2 : High Strength: Made from industrial grade carbide m35 for efficient and stable drilling in deep holes, angled holes, blind holes. sturdy and erosion BulletPoint3 : High Efficiency: Unique eccentric m35 blade design for easy penetration through materials. u-shaped rotation slot prevents chip accumulation, ensuring fast chip removal BulletPoint4 : Versatile Usage: Suitable for drilling into stone, concrete, wood, steel, brick wall, plastic, tile, marble, and more BulletPoint5 : Compatible with Various Machines: Works with cordless drills, hand electric drills, bench drills for convenience and efficiency Color : 4/5/6/8/10/12mm CuttingAngleString : 118 degrees ExternallyAssignedProductIdentifier : 4059952532158 IncludedComponents : Four-Flute Sawtooth Eccentric Drill Bit ItemName : 5Pcs Eccentric Drill Bit Concrete Drill Bit Set 6 8 10 12mm 1/4 Inch Hex Shank Oblique Head Eccentric Twist Drill Bits ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : extra-long-drill-bits Manufacturer : WALFRONT Material : Tungsten Steel ModelName : Eacamha6fm1suqp ModelNumber : WALFRONT609irofsgz NumberOfFlutes : 2 NumberOfItems : 1 PackageLevel : unit PartNumber : WALFRONT609irofsgz ProductDescription : 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 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.