Specification Brand : ANKROYU BulletPoint1 : 【Versatile Use】This set is crafted with diverse specifications to cater to a wide array of processing requirements. Whether you are working with metal, wood or other materials, these drill bits are engineered to handle different tasks effortlessly BulletPoint2 : 【Convenient Packaging】The drill bits come in well-thought-out packaging that facilitates easy transportation and storage. This practical design ensures that your tools remain protected and neatly organized, reducing the damage during transit and making it simple to keep your workspace tidy BulletPoint3 : 【Strong Material】Constructed from high-speed steel, these drill bits are designed for long-lasting performance. The robust material provides durability, allowing the bits to withstand repeated use and high stress without compromising their integrity BulletPoint4 : 【Enhanced Wear Resistance】Featuring a distinctive roasted yellow finish, these drill bits boast improved wear resistance. This special coating not only enhances their durability but also reduces the friction coefficient, resulting in smoother operat and extended longevity BulletPoint5 : 【Complete Set】The set includes 13 drill bits, offering a comprehensive range of sizes to meet various drilling needs. Each bit is designed for straightforward installation and replacement, making it easy to switch between different sizes as needed FinishType : Finished ItemName : ANKROYU 13PCS Twisted Drill Bit, High Speed Steel Professional Drill Bits, Wear Resistance Industrial Drill Bits, Versatile Drill Bit Set for Circuit Boards Leather ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : extra-long-drill-bits Manufacturer : ANKROYU ModelName : ANKROYUnp1ivxbkg6 ModelNumber : ANKROYUfv9gs4rkdi NumberOfItems : 1 PartNumber : ANKROYUfv9gs4rkdi ProductDescription : Item Type: Twisted Drill Bit Material: High Speed Steel Cutting Diameter: 1.0-6.5mm Chip Flute Length: 8mm Maximum Cutting Depth: 10mm Vertex Angle of Outer Cutter: 135° Cutter Length: 2mm Cutter Diameter: 5mm Drill Bit Specifications: 1.5mm / 2mm / 2.5mm / 3mm / 3.2mm / 3.5mm / 4mm / 4.5mm / 4.8mm / 5mm / 5.5mm / 6mm / 6.5mm