Yonico Groove Point Cutting Roundover Router Bit 5/16-Inch, Inch Shank 13074Q This point cutting round over bit has a roundover radius of 5/16" and a total cutting depth of 21/32". The cutting diameter is 3/4" and the tip is sharpened to an 1/16" point. The shank is 1/4" in diameter and the blades are C3 micro-grain premium carbide. This point cutting round over bit has a roundover radius of 5/16". The cutting diameter is 3/4" and the tip is sharpened to an 1/16" point. Route decorative grooves for faux panel doors, moldings, sign making and CNC projects Premium C3 micro-grain tungsten carbide blades for a sharper longer lasting edge For use on CNC, table mount and handheld routers Silver induction brazing for maximum strength and durability