Bosch 3 16 in Solid Carbide Upcut Spiral Router Bit Power Washing decomposed granite provides the most Finish:black decomposed granite provides the most bang for your buck Easy Surface Mount Install: Tongue & Groove edges designed for direct apply with Armstrong EASY UP system Bit Style Upcut spiral Number of Flutes 2 Overall Diameter 3 16 in Cutting Edge Length 3 4 in Bit Shank Diameter 1 4 in Overall Length (Inches) 2 Warranty 1 year limited Sub Brand N A CA Residents: Prop 65 Warning(s) No Bit Material Finish Solid carbide UNSPSC 27112800 Upcut design yields superior chip removal for a smooth finish For high duty cycle applications Balanced cutting with minimal vibration Solid carbide for durability Recommended for CNC or router table use