yosoo 10 pcs PCB Printed Circuit Board Carbide, Mini Micro Drill Bit, Drilling Set, 0.3 mm to 1.2 for CNC PCB, 225bit

Exceptional Durability: Enjoy the longevity of our high-quality micro drills, designed to last through 2000-5000 holes under normal working conditions, with the added of being able to be reground 4-5 times for prolonged use. Comprehensive Size Range: This set includes 10 carbide micro drills in sizes ranging from 0.3mm to 1.2mm, providing versatility for various drilling tasks, whether you're working on detailed projects or larger applications. Efficient Scrap Discharge: Designed with a large scrap discharge space, these drills minimize resistance to ensure smooth and efficient debris removal during operation, allowing for uninterrupted cutting performance. Precision Cutting Edges: Engineered using high-quality materials and a fine grinding process, these bits feature sharp cutting edges that reduce cutting force and minimize the risk of breakage, guaranteeing improved quality for hole walls. Guaranteed Quality Assurance: Our cutting edges are meticulously designed to prevent partial holes, ensuring consistent and reliable quality with every use, making these micro drills a dependable choice for your precision projects.