Features: Made of hardened materials, these tools are very durable and not easy to carry. The heat-resistant coating prevents the accumulation of sawdust, resin and pitch. A sharp cutting edge would improve work efficiency and product quality. Comes with different bearing sizes for different dimension needs. Suitable for MDF, solid wood, particle board, plywood, etc. Usually use on electric wood routers or engraving machines to finish wood edges. Specifications:Material: Cemented CarbideColor: Silver + Yellow Shank Diameter: 1/4" or 1/2" Cutting Width: 1/2" Rabbet Cutter Size: 51.5x29.5mm/2.02x1.15" (L x Dia) Bearing Bit Size: 64.5x28.6mm/2.53x1.12" (L x Dia)Bearing Size: 3/8" (9.52mm), 1/2" (12.7mm), 5/8" (15.9mm), 3/4" (19.05mm), 7/8" (22.2mm), 1-1/8" (28.6mm)Cutting Width: Approx. 12.7mm (1/2'')Blade Height: Approx. 55.5mm(2.18'')Quantity: 1pcsSafety Instructions:1. Razor blades permanently enclosed in a cassette or case with exposed blade less than 2mm.2. Bladed product is not intended for persons under 18 years of age.3. The item is intended for industrial cutting/engraving only. Not for dangerous items. Package Includes:( Optional)1 × Milling Cutter with Bearings (1/2" Shank or 1/4" Shank)Note: -Please allow minor errors due to manual measurement. Thank you for your understanding.-Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.