Guardair 970006S Thumb Lever Air Gun, 6 in Extension w Venturi Safety Nozzle, 1 4 in FNPT, Cast Zinc, OSHA Compliant, 120 psi Max 074 12 Material Machining High Speed Material Machining High Speed Steel Finish Machining Black Oxide Drill Bit Point Angle 135 Degrees Drill Bit Material Cobalt Flute Type Spiral Coolant Fed Non Coolant Through Cutting Direction Right Hand Number of Pieces 29 Point Type Split Point List Number 1878 Includes Metal Drill Index Standards NAS 907 Type B Measurement System Fractional Inch Drill Bit Point Type Split Point Number of Drill Bits 29 Primary Material Application All Materials Shank Type Machining Straight Aircraft Drill Yes Drill Bit Case Type Metal Drill Index Size(s)3 4 in Inlet Pressure 120 psi Output 100 psi Air Consumption 8 scfm Output Thrust 1 lbf Max Thumb Lever