Parabolic Jobber Drill Bit Set Material High Speed Steel Dimension Type Fractional Inch Number of Pieces 15 Sizes Included 1/16 3/32 1/8 5/32 3/16 7/32 1/4 In. 9/32 In. 5/16 In. 11/32 In. 3/8 In. 13/32 In. 7/16 In. 15/32 In. 1/2 In. Point Angle 135 Degrees Finish TiN Coated Point Type Split Point Shank Dia 1/16 3/32 1/8 5/32 3/16 7/32 1/4 In. 9/32 In. 5/16 In. 11/32 In. 3/8 In. 13/32 In. 7/16 In. 15/32 In. 1/2 In. Includes Metal Drill Index