Chicago 57713 Jobber Drill Bit Set 1 16 in Smallest Drill Bit Size, 1 2 in Largest Drill Bit Size 12G114 ASTM F2503 Finish Natural Features ASTM F2503 Finish Natural Features Non Sparking 19 x 13 1 2 x2" Finish Machining Black Oxide Drill Bit Point Angle 118 Degrees Includes Metal Drill Index Drill Bit Material High Speed Steel Cutting Direction Right Hand Number of Pieces 15 Point Type Conventional Point List Number 150 Drill Bit Grouping Drill Bit Set Standards ASME B94 11M 1993 Measurement System Fractional Inch Shank Type Straight Left Right Hand Right Drill Style Jobber Drill Drill Bit Point Type Conventional Point Primary Material Application All Materials Coolant Fed Non Coolant Through Material Machining High Speed Steel Material Grade Machining General Purpose Aircraft Drill No Shank Type Machining Straight Number of Drill Bits 15 Flute Type Spiral Drill Bit Case Type Metal Drill Index