Features: Premium Brand New Quality: Our router bit set comes 100% brand new, ensuring the highest quality standards. Made with precision and attention to detail, it guarantees a long-lasting and reliable performance for all your woodworking needs. Durability Meets Versatility: Crafted from YG8 carbide alloy and reinforced with 45# carbon steel, these router bits offer unparalleled durability. Their composition makes them ideal for rough machining of wood products, even under low-speed operation, ensuring precise cuts and long-term use. Efficiency Boosting Design: Equipped with a green heat resistant coating, our router bits effectively prevent the build-up of sawdust, resin, and pitch. This innovative feature not only maintains a clean work environment but also enhances your overall work efficiency by reducing downtime for cleaning and maintenance. Comprehensive Set for Versatile Woodworking: This set includes 7 straight milling cutters in 7 different sizes, catering to the basic and even advanced needs of woodworking grooving. Whether you're working with woods, laminate, particle board, or plywood compact panel, these versatile router bits are the perfect solution for grooving, trimming, and shaping, ensuring precision and versatility in every project. Specifications: Material: YG8 alloy, 45# carbon steel Color: As shown Shank Diameter: 1/4" Model: 1/4"*1/8"*1/2", 1/4"*5/32"*13/16", 1/4"*3/16"*25/32", 1/4"*1/4"*1-3/16", 1/4"*5/16"*1-3/16", 1/4"*3/8"*1-3/16", 1/4"*15/32"*1-3/16" Quantity: 7pcs Package included: 7pcs Router Bits