uxcell 5 Pcs 1mm Mini Micro Twist Drill Bits, High-Speed Steel Straight Shank Extra Long Drill Bit 100mm for Aluminum Alloy

Additional Details from the Manufacturer

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• Specification: Drill Bit Diameter: 1mm / 0.04-inch, Flute Length: 100mm / 3.94-inch, Shank Diameter: 1mm / 0.04-inch, Total Length: 100mm / 3.94-inch; 5 x Mini Drill Bits
• High Speed Steel: Made of high-speed steel, with high hardness, heat resistance, wear resistance, durability and long service life.
• Extended Drill：The jobber extended drill is suitable for a wide range of applications, allowing you to access hard-to-reach areas where ordinary drills cannot. High hardness, sharp twist drill bits will make drilling easier and more efficient.
• Twisted Design: Split point tip and twist design increases cutting speed while easily self-centering to prevent movement. The twisted design of the drill bit quickly removes drilled chips, then leaving a smooth hole.
• Notice: Please keep it cool and gentle when using it, the correct use can greatly extend the life of the twist drill.