Features: Experience precise and durability with our high precise steel drill bit, designed to withstand wear and tear while delivering exceptional performances across various materials. Crafted from robusts steel, this drill bit features comprehensive ranges of specifications and antibreakage design, ensuring long lasting tool for your projects. Suitable for electronics enthusiasts, and small scale manufacturers, this drill bit cater to those who demand accuracy and reliability in their work. Perfectly for intricate tasks such as PCB processing, jewelry making, and model crafting, this drill bit excels in precise application. Enhances your toolkit with this drill bit that combines cutting edge technology with superior craftsmanship, making it indispensable asset for any precise drilling task. Specifications: Component:Steel Includes Size:0.3mm/0.4mm/0.5mm/0.6mm/0.7mm/0.8mm/0.9mm/1.0mm/1.1mm/1.2mm Package Includes: 1set/10pcs Drill Bit note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.