Features High-Efficiency Milling: Featuring ultra-fine grained carbide materials, these router cutting bits are designed to excel in milling and cutting, resulting in high efficiency work on your PCB and hardware projects. Precision Finishing: Produce clean, tidy and no burr grooves, holes, and edges on various materials; these bits ensure an impeccable finish on every cut, maintaining the aesthetics and quality of your work. Superior Durability: Constructed from high-quality carbide, these end mill engraving bits possess significant flexural strength and wear resistance, providing longevity and consistent performance in your CNC operations. Versatile Applications: Ideally suited for a range of materials including PCB, SMT, CNC, molds, plastics, copper, stainless steel, and more, making these bits an essential toolkit addition for diverse engraving and machining tasks. Cost-Effective Pack: This pack includes a set of 10 carbide router cutting bits, offering you a long-lasting supply for multiple projects without the need for frequent replacement, ensuring uninterrupted work flow. Features: 1. Using ultra-fine grained carbide materials, with good milling and cutting performance, to ensure high efficiency. 2. The milling groove, hole and edge of the board are clean, tidy and no burr. 3. Made of high quality carbide material, has sufficient flexural strength and wear resistance. 4. Used for PCB, SMT, CNC, mold, engraving, plastic, copper, stainless steel and other hardware processing. 5. 10pcs router cutting bits can be used for a long time. Specification: Condition: 100% Brand New Item Type: Milling Cutter Material: Carbide Shank diameter: 3.175mm Blade diameter: 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm (optional) Blade length:  5mm (Blade diameter 1.0mm Router Cutting Bit) 6mm (Blade diameter 1.1mm Router Cutting Bit) 7mm (Blade diameter 1.2mm Router Cutting Bit) 8mm (Blade diameter 1.3mm, 1.4mm Router Cutting Bit) Full length: 38mm / 1.5in Uses: Used for PCB, SMT, CNC, mold, engraving, plastic, copper, stainless steel and other hardware processing. Package List: 10 * Milling Cutter Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List