15 DIFFERENT ROUTER BITS: Straight-3MM - Cove Box Bit-6.35mm; - Cove Box Bit-6.35MM - Dovetail Bit-12.7MM - Roundover Bit-6.35MM - Straight-7MM - Bearing Flute Trim Bit-12.7mm - Straight-16MM - Cove Box Bit-3.17MM - Bearing 45 Chamfer Bit-32MM - Straight-6MM - Roundover Bit-9.5MM - 90 V Groove Cutter, 12.7mm - Roman Ogee Bit-4MM - Straight-12MM. HANDLE DIAMETER 6.35MM: All bits have a precision ground 1/4" shank diameter that fits all 1/4" router machines, forged tool steel router bit set with high quality carbide blades for professional woodworking. MULTI APPLICATION: Forged tool steel router bit set with high quality carbide blades for professional woodworking. Softwood and medium hardwood, MDF, plywood, plywood. PORTABLE AND MULTI-PURPOSE: It is perfect for woodworking, for edging, cutting, grooving, for refining wood projects and ideal for carpenters and hobbyists of all experience levels (An Allen key for removing the bearings is included). EASY TO STORAGE: The package comes with a high-quality plastic case for easy storage and makes storing the router bits more convenient for DIY home improvement jobs or projects. Variety of options to meet your needs. Better PIR Motion Sensor: