1. Vibration: Experience superior performance with our specially developed drill bits that include vibration technology. This feature significantly reduces operational vibrations and allows for a more stable and controlled drilling process. As a result, you will achieve higher quality in your workpieces that ensure professionalism in your projects. 2. 20pcs Drill Bit Set Alloy Circuit Board Fixed Shank 0.1mm 1 mm accessory drill. Versatile use: This set contains 10 drill bits, each tailored to your diverse drilling needs. Whether you're working on complicated PCBs or need a fine drill in small projects, our bits provide the versatility required to tackle various applications. From hobby crafts to professional purposes, this set is suitable. 3. High efficiency: Our drill bit is designed for optimal removal of chips, ensuring a double edged cutter that ensures chip clearance and minimises the likelihood of breakage. The precisely sharpened cut in combination with a large spiral effectively prevents chip accumulation during drilling. This design not only improves efficiency, but also contributes to a smoother drilling experience. Drill Bit SetMicro Drill Bitmin