General description The Valiant 45 Degree Lock Miter Router Bit Set is the most complete job tool set for your hardwood collection. This versatile set includes a tongue bit, a groove bit, and a 45 lock miter bit, providing everything you need for your woodworking projects in one convenient package. With a unique design that emphasizes durability and impact resistance, these bits maintain sharpness and are your first choice for quality. Technical specifications Body material: Hardened steel Coating: Teflon for heat and construction resistance Bit size: 1/4'' (6.35mm) Usage Suitable for wood, MDF, chipboard, and plywood compact panels Avoid cutting ferrous metals and materials such as steel and iron