SOLID CARBIDE DRILLS 5/16 RHC Solid Carbide 118 Degree Radial Point Solid Carbide Spade Drill - Bright Chicago-Latrobe List 780 Solid Carbide Spade Drills Drill Bit Size / Cutting Diameter 5/16 inch Connection Diameter Machine Side 5/16 inch Length Chip Flute 7/8 inch Overall Length 2-1/2 inch Point Angle 118 Degrees Flute Count 2xD Chicago-Latrobe