Features 1.Micro-grain carbide cutter blade for increased strength and wear resistance. 2.Solid hardened steel bodies with anti-kickback design. 3.Build-up and heat resistant coating. 4.Using high-frequency welding technology, strong, durable, and long service life. 5.The bearing is totally enclosed and lubricated. Specification Features: 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. Using high-frequency welding technology, strong, durable, and long service life. 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: 3-1/4" Blade length: 1-3/8" Cutting depth: 3/16" Package list: 1 * Router Bit Package List