Specification Brand : MAGNATE BulletPoint1 : 4+4 Up-Down, Carbide, Right Hand; 1/2" Cutting Diameter; 1-5/8" Cutting Length; 1/2" Shank Diameter BulletPoint2 : 4" Overall Length ExternallyAssignedProductIdentifier1 : 0637881898046 ExternallyAssignedProductIdentifier2 : 637881898046 ItemName : Magnate 9804 4 Flute Compression Ruffer/Finisher Spiral Router Bit - 1/2" Cutting Diameter ItemTypeKeyword : spiral-router-bits Manufacturer : Magnate Material : Carbide NumberOfFlutes : 4 PartNumber : 9804 ProductDescription : This compression spiral bit is designed for MDF (Medium Density Fiberboard) and products with melamine laminate. This four flute ruffer (rougher or hoggers) compression spiral bit is used for applications that require superior finishes and extremely fast feed rates. Always refer to the operation manual of your router first, in the event that a router bit doesn't come with a speed chart, you may start at about 2,000 rpm slower than the maximum speed described in the chart below. Maximum speed below is for reference only, actual best performance speed varies depending on a number of factors i.e. size of the router bit, the material to be cut, etc. Run 24,000 rpm maximum for 1" overall diameter router bits; Run 20,000 rpm maximum for 1-1/2" overall diameter router bits; Run 18,000 rpm maximum for 2" overall diameter; Run 16,000 rpm maximum for 2-1/2" overall diameter router bits; Run 12,000 rpm maximum for 3" overall diameter router bits; Run 10,000 rpm maximum for 3-1/2" overall diameter router bits; ProductSiteLaunchDate : 2022-05-27T01:31:47.934Z UnitCount : 1