Features: Premium high alloy steel construction ensures exceptionally durability and extended life for woodworking tasks, featuring three versatile R radius option (3/8", 3/4", 1") to handle diverse edged profiling requirements. Precise machined cutter heads deliver smooth, uniform edges, minimizing post processing sanding efforts while maintaining compatibility with 1/4" shank routers and trimming machines. Essential for professional carpenter, furniture makers, and DIYer enthusiasts requiring reliabled edged forming tools for detailed woodcraft projects. Streamlines decorative edged creation on tabletops, cabinet doors, and architectural moldings in workshops or home improvement settings. Optimize workshop efficiency with this 3 piece router bit set designed for clean radius cut in hardwoods, softwoods, and composite materials. Specifications: Component: Alloy Handle diameter size: 1/4 inch Purpose: Suitable for cutting, chamfering and forming wooden lines Suitable materials: Can handle solid wood, composite board, plywood and other materials Package Includes: 1 Set Rounding Router Bits note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.