Feature:1. Spiral Flute Design: This is a tap drill with a spiral flute design, which has a better chip removal effect.2. Chamfer in One : Combination of hole tapping and chamfering, convenient operation, hand drill, bench drill, and hexagonal chuck tapping machine are optional.3. Processing: The tap can process wood, plastic, aluminum, tin alloy, Mg alloy, and the thickness of the workpiece is less than 5mm.4. High Speed Steel: Titanium plating combination drill taps are made of high speed steel, which can ensure sharpness, fast execution and maintain strength and efficiency.5. Improve Work Efficiency: The drill bit can quickly complete the work, which greatly saves processing steps and time costs, and improves work efficiency.Specification:Item Type: Tap Drill BitsMaterial: High Speed SteelSurface Treatment: Titanium PlatingUnit: Metric.Package List:1 x Tap Bit