Bosch 5 16 in Carbide Tipped Straight Router Bit Self Propelled Mowers Hidden interlocking tabs create a Color Finish:Natural Embossed Hidden interlocking tabs create a floating matching inside outside corners and connectors Frequently Asked Questions (FAQ): Bit Style Straight Number of Flutes 2 Overall Diameter 5 16 in Cutting Edge Length 3 4 in Bit Shank Diameter 1 2 in Overall Length (Inches) 2 2 flute design provides a smooth finish and good feed rates Micrograin carbide tips give excellent smoothness of cut and long life Balanced cutting with minimal vibration Specially designed tips provide fast plunge cutting Strong webbing and heavy cutter backing extend bit life