1. Material: Made of Teflon coating, high carbon steel and alloy, high quality welding, stable and efficient quality and long service life. 2. Appearance: The sturdy steel body has an anti-kickback design and is precisely polished to form a smooth cutting surface. 3. Features: With the accumulation of superior ball bearing and heat-resistant Teflon coating, wooden edges can be cut precisely and cleanly. 4. Application: The top bearing cutter head kit can cut all constituent materials and can be used to complete solid wood, medium density fiberboard, particle board, plywood, etc. 5. The package includes: 3pcs router bit (cutting height: 30mm/40mm/50mm, cutting diameter: 14mm/16mm/16mm). Specification: Cutting diameter: 14mm / 16mm / 16mm Shank diameter: about 8mm Cutting height: 30mm / 40mm / 50mm Total length: 77mm/87mm/97mm Package includes: 3 router bit Note: -Avoid cutting ferrous metals and non-wood materials such as steel, iron and sand. -Keep the router clean. After use, remove resin, wood chips and other contaminants from the wood and clean the bit with standard industrial solvents. With plastic box, please put it in the box when not in use.