1、This router bit creates a beautiful profile for the center panel of rail and stile doors while at the same time, cutting away the back surface of the stock. 2、Micro-grain carbide cutter blade for increased strength and wear resistance. 3、Solid hardened steel bodies with anti-kickback design. 4、Build-up and heat resistant coating. 5、The bearing is totally enclosed and lubricated. Features: This router bit creates a beautiful profile for the center panel of rail and stile doors while at the same time, cutting away the back surface of the stock. Micro-grain carbide cutter blade for increased strength and wear resistance. Solid hardened steel bodies with anti-kickback design. Build-up and heat resistant coating. The bearing is totally enclosed and lubricated. Suitable for solid wood, hardwood, particle board, MDF, plywood, etc. Specification: Material: Carbide Shank diameter: 1/2" Total length: 3-5/32" Maximum blade diameter: 3-1/4" Minimum blade diameter: 1-7/8" Package list: 1 * Ogee Raised Panel Router Bit