Durable: Hardened solid alloy steel main construction with power coating finish for durability and longevity Make Work Easier: Precision ground YG8 tungsten carbide blade provides clean and accurate cuts on all types of wood and excellent heat resistance Closed bearing roller for smooth and aligned operations with universal 1/4 inch shank fits all router models Use: Perfect for edging, deburring, graining and grooving in all woodworking projects for professional carpenters and hobbyists. Package: Comes with a wooden case for easy storage and organization All blades heat treated, with high concentricity and strong twist refused. High quality carbide blade with clean cutting, smooth rotation, operating light. Mainly used for wood cutting, puzzling, boring tenon and carving, etc. Suitable for chipboard, MDF board, hardwood and softwood. Specification: Bit Color: Red and Silver Shank Diameter: 6.35mm/1/4" Round Shank Material: 45# Carbon Steel, YG8 Alloy Packing: Wooden Box 17.5x12.5x4.8cm/6.89x4.92x1.89"(L*W*H) Safety Instructions: 1. Razor blades permanently enclosed in a cartridge or housing with less than 2mm of blade exposed. 2. The bladed product is not used for persons under 18 years of age. 3. The item is only use for industrial cutting/engraving, non-hazardous article. Quantity and Cutting Size: Straight Bit:3mm Straight Bit:6mm Straight Bit:12mm Straight Bit:16mm Core Box Bit:R3.2mm Core Box Bit: R6.3mm 90V Grooving Bit:12.7mm Mortising Bit: 12.7mm Dovetail Bit:12.7mm Panel Pilot Bit:6.3mm Flush Trim Bit:12.7mm Round Over Bit:R9.5mm 45Chamber bit:32mm Cove Bit:R6.3mm Roman Ogee Bit:R4mm Cove Bit:15*6.35mm Shank Router Bit 1*Wooden BoxLonvre