Features: The product is suitable for all kinds of cabinets, door frames, picture frames, ceiling line. The tool can be used in processing hardwood, softwood, wood and other synthetic wood processing workers smooth surface, but to avoid the processing of copper, iron and other metal materials and sand, stone and other non-wood materials. The set includes multiple sizes to meet your various needs. It is made of premium material,durable and has long service life. It is stable and has great performance while using. Specification: Height(mm/in)Diameter(mm/in)Shank Dia.(mm/in) 46/1.816.35/0.258/0.32 47/1.859.3/0.378/0.32 50/1.9712.7/0.58/0.32 53/2.0915.9/0.638/0.32 57/2.2418/0.718/0.32 Package List: 5*Dovetail Router Bit Package List 1The product is suitable for all kinds of cabinets, door frames, picture frames, ceiling line. 2It is made of premium material,durable and has long service life. 3The tool can be used in processing hardwood, softwood, wood and other synthetic wood processing workers smooth surface, but to avoid the processing of copper, iron and other metal materials and sand, stone and other non-wood materials. 4The set includes multiple sizes to meet your various needs. 5It is stable and has great performance while using.