1/2" H-1/4" Shank Rabbet Router Bit with 7 Bearing Set for Solid Wood Particle Board Plywood Features: Made of tempered materials, these tools are very durable and it is not easy to carry. The heat-resistant coating prevents build-up from sawdust, resin, and jump. A sharp cutting edge would help to improve work efficiency and product quality. It comes with different bearing size to different dimension. Suitable for MDF, solid wood, particle board, plywood, etc. They are usually used on electric wood routers or engraving machines for wood edge trim. Specifications:Material: YG6X AlloyColor: As the picture shown 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'' Shank Diameter: Approx. 6.35mm (1/4'') Package Weight: Approx. 138g Package Includes: 1 x Set of Router Bit with Bearings