Elevate your woodworking precision with this versatile 3-piece spiral router bit set from Eyryfui. Featuring 1/4-inch shank upcut, downcut, and compression bits, this premium solid carbide collection delivers exceptional performance across various materials. The integrated dual-bearing system eliminates structural weaknesses while reducing vibration, ensuring smooth, precise cuts. With an ultra-smooth TAC coating finish (Ra 0.03μm) and ultra-low friction (0.1 coefficient), these bits produce clean, tear-free cuts without burrs or burn marks. Perfect for both handheld routers and CNC machines, they excel in working with hardwoods, softwoods, plywood, MDF, aluminum, and acrylic materials. The 1/4-inch cutting diameter and 1-1/4 inch cutting length make these bits ideal for flush trimming and pattern work. This professional-grade set ensures consistent, high-quality results for your woodworking projects.