15 DIFFERENT ROUTER BITS: Straight-3MM - Cove Box Bit-6.35mm; - Cove Box Bit-6.35MM - Dovetail Bit-12.7MM - Rounded on Bit-6.35MM - Straight-7MM - Bearing Flute Trim-12.7mm - Straight-16MM - Cove Box Bit- 3.17MM - Bearing 45 Chanfer Bit-32MM - Straight-6MM - Round Over Bit-9.5MM - 90 V Groove Cutter 12.7mm - Roman Ogee Bit-4MM - Straight-12MM. SLEEVE DIAMETER 6.35 MM: All bits have a precision ground 6.35mm shank diameter that fits all 6.35mm router machines, forged tool steel cutter set with high quality carbide blades for woodworking professional wood. MULTI APPLICATION: Forged tool steel router bit set with high quality carbide blades for professional woodworking. Soft and medium-hard wood, MDF boards, 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 wrench for removing bearings is included). EASY TO STORE: The package comes with a high-quality plastic case for easy storage and makes storing router bits more convenient for DIY jobs or home improvement projects. Variety of options to meet your needs.Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual item received shall prevail.