Bosch 86010MC Solid Carbide Double Flute O-Flute Router BitHighlights: Size : 1 4" x 1" Micrograin solid carbide ensures consistently smooth finish cuts, with superior wear resistance Double flute structure allows for better edge finish in soft plastics such as ABS, polycarbonate, polyethylene and PVC O flute design ejects chips more efficiently for smooth cutting at high speeds Solid carbide build provide the best rigidity and long life, for faster feed rates and chip removal, hard to route materials and