Feature: 1. Rebound Resistance Design: The bowl router bit has a rebound resistance design to ensure safe installation and labor saving operation. 2. Durable Blade: Industrial grade micro grained carbide blades, with high hardness and wear resistance, can be operated for a long time. 3. Multiple Usages: The ideal milling drill bit for creating bowls, trays and round nose inserts as well as pattern and template routing. 4. Applicable Materials: The round bottom router bit can cut all composite materials, plywood, hardwood and softwood, etc. 5. Applicable Scenarios: Specially designed for notebook computers or desktop woodworking engraving machines, not for electric drills, drilling machines, etc. Specification: Item Type: Bowl Router Bit Tool Handle Diameter: Approx. 6mm / 0.2in Cutter Head Diameter: Approx. 28.6mm / 1.1in Material: YG6 primary alloy + 45# carbon steel Balance: ±0.003in tolerance Application: Used for wood slotting, bottom clearing, round bottom slot . Package List: 1 x Router Bit1 x Storage Box