High-precision CNC machining makes the quality perfect. A set of tabletop woodworking tools Includes 1 plate planer insert, 4 planer insert rings and some screws for fixing. Made of alloy, sturdy and durable. Easy to use and not easy to rust. The surface is polished, smooth and rust-free. The convenient center bushing is used to align the router so that it is centered in the drill hole. Drill and install any router easily and accurately. Rectangular timber, precise engraving marks and extensive carpentry equipment. Makes precise drilling and installation easy for any router. Cooperate with gear hobbing machine for gear hobbing, deburring, grooving and carpentry milling. For Woodworking: A good helper for home woodworking, good accessories, work more comfortable. Type: with 4 insert rings Size: approx. 235*120mmNote: The data are 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 object received shall prevail.