Industrial Air Spot Drill • Adjustable depth stop which allows you to drill out just the spotweld and not the panel beneath• Drills out the entire spot weld, eliminating the need for grinding• Pistol grip design with non-slip rubber handle Drill Capacity 5/16" (8mm) Spindle/Thread Size 3/8" - 24 Free Speed 1,600 rpm Avg. Air Consumption 6.0 cfm (170 l/min) Air Pressure 90 PSI Air Inlet 1/4" NPT ( ...