General description The 30Pcs PCB Drill Bits Set is designed for precision drilling in various materials, including printed circuit boards, acrylic glass, and jewelry. This set features high-quality drill bits made from durable materials, ensuring high wear resistance and hardness. The seismic design on the blade edge enhances stability during engraving, allowing for clean and accurate results. Technical specifications Set includes 30 drill bits with diameters ranging from 0.1mm to 3.0mm Shank size: 1/8 Inch Sizes: 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2.0mm, 2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm, 3.0mm Material: hard alloy + white steel Compatibility and accessories Suitable for various applications including amber beeswax, printed circuit boards, 3D printer nozzle cleaning, acrylic glass, bakelite, CNC engraving, and plastic Each size has 1 piece, organized into