1/4" Mini Air Palm Drill Variable Speed for Aircraft Sheetmetal Spotweld Removal $69.88 Brand Unbranded Spindle Thread 3/8"-24 Hose Size ID Recommend 3/8 Inch (mm) Chuck Size 1/4 Inch (mm) Air Consumption 4 CFM (L/Min) Air Inlet (NPT) 1/4" Free Speed (RPM) 2800 condition New 1/4" Mini Air Palm Drill Variable Speed for Aircraft Sheetmetal Spotweld RemovalFull-Cage Gear Design for Better DurabilityVariable Speed TriggerBuilt-In Comfort GripHandle Exhaust