Enhance your precision drilling tasks with this premium 10-piece Tungsten Carbide PCB drill bit set, designed for smooth and efficient hole cutting through printed circuit boards and other materials. Crafted from high-quality tungsten carbide and refined through a fine grinding process, each drill bit features an exceptionally sharp cutting edge that delivers precise and clean results while reducing cutting force and minimizing drill breakage. Key Features: · Premium Tungsten Carbide Material: Provides exceptional hardness and durability, ensuring long-lasting sharpness and reliable performance throughout extensive use. · Sharp Cutting Edges with Fine Grinding: The advanced grinding technique produces sharper edges for superior cutting efficiency and cleaner hole walls. · Large Scrap Discharge Space: Minimizes resistance during drilling, allowing smooth and uninterrupted operation with efficient debris removal. · Reduces Cutting Force and Drill Breakage: Engineered to lower the cutting resistance, enhancing control and improving the quality of drilled holes, especially in delicate PCB applications. · Easy Bit Replacement: Designed for quick and effortless changing of drill bits, facilitating seamless workflow and increased productivity. · Convenient Storage Box Included: Comes with a compact and durable storage container (88 x 51 x 10mm), making it easy to organize, find, and carry your drill bits wherever you go. Specifications: · Material: Tungsten Carbide · Quantity: 10pcs drill bits · Cutting Edge Diameters: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm · Storage Box Dimensions: 88 x 51 x 10mm (3.46 x 2.01 x 0.39 inches) · Weight: Approx. 43g Package Includes: · 10 x Tungsten Carbide Drill Bits · 1 x Storage Box This versatile drill bit set is an ideal tool for electronics professionals, hobbyists, and technicians, delivering high-quality, precise drilling performance that improves the efficiency and accuracy of your PCB solder hole preparations and other fine drilling projects.