1. Construction: The 2PCS HSS 4-Flutes High Hardness Steel Straight Shank End Mill is designed for enhanced durability, ensuring long-lasting performance in demanding metal processing applications. 2. Precision Milling: With its 4-flute design, this milling cutter provides superior chip removal and efficient cutting, making it ideal for CNC machine tools and precise milling operations. 3. Versatile Compatibility: This end mill is compatible with a variety of CNC machine tools, allowing for seamless integration into your existing metal processing setup for optimal machining results. 4. High Hardness Material: Crafted from high hardness steel, the 2PCS HSS end mill delivers exceptional strength and wear resistance, making it suitable for tough materials and heavy-duty machining tasks. 5. Easy to Use: The straight shank design of this milling cutter ensures easy installation and stability during operation, providing a user-friendly experience for both professional machinists and hobbyists alike. Colour:As Shown Material:steel Package Contents: 1 * 3x9x3Dx50Lx3T straight shank milling cutter 1 * 4x12x4Dx50Lx3T straight shank milling cutter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.