Features Versatile Drilling Capabilities: Ideal for aluminum, wood, and iron, this set excels in creating precise positioning holes with ease and accuracy Durable Heat-Treated Design: Crafted to withstand tough materials like stainless steel and tool steel, ensuring reliable performance in challenging projects Superior Hardness and Wear Resistance: Made from high-speed steel, these bits provide exceptional durability and longevity, reducing the need for frequent replacements Compatible with Various Tools: Works seamlessly with manual and electric hand-held drills, milling machines, and lathes, offering flexibility for all your drilling needs Effortless Drilling Experience: The sharp twisted design minimizes effort required, allowing for smooth and efficient drilling, making your tasks quicker and easier Features: 1、Suitable for aluminum, wood, malleable and deep hole drilling positioning holes iron. 2、Through heat treatment, stainl steel, tool steel, and other workpiece that are difficult to proc, can be proced by these twisted drill bits. 3、High speed steel to obtain high hardn, high wear resistance and high toughn. 4、Can be used in manual, electric hand-held drilling tools, milling machines, lathes and more. 5、Sharp twisted drill bits will make the drilling easier and more effortl. Specification: Description: A twist drill is a tool that cuts a round hole of a workpiece by rotary. It is named after its flute shaped like a spiral. Twist drills can be used in manual, electric hand-held drilling tools, milling machines, lathes and even machining centers. The bit material is generally a high speed tool steel or a hard alloy. Features: 1. Suitable for aluminum, wood, malleable and deep hole drilling positioning holes iron. 2. Through heat treatment, stainl steel, tool steel, and other workpiece that are difficult to proc, can be proced by these twisted drill bits. 3. High speed steel to obtain high hardn, high wear resistance and high toughn. 4. Can be used in manual, electric hand-held drilling tools, milling machines, lathes and more. 5. Sharp twisted drill bits will make the drilling easier and more effortl. Specification: Material: High speed steel Treatment: Titanium plating Handle: Hexagonal handle Quantity: 13pcs Diameter: 1.5mm, 2mm, 2.5mm, m, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm Weight: Approx. 167g Package Includes: 13 x Twist Drill Bits Package List