Proto J199WP Air Impact Wrench, Full Size, 1 in Drive, Pistol Grip, Square, 1 2 in NPT Air Inlet, Std 22700 Pressure Rating High Pressure Wall Pressure Rating High Pressure Wall Thickness Rating Thick Shape Straight Fitting Type Pipe Threading Threaded on Both Ends Fitting Connection NPT Male Pipe Size 1 Length 2" Construction Seamless Pipe Schedule 80 Material Phosphate Coated Steel Connects To Pipe For Fitting Material Iron 000 lb sq in fpm Static Load Capacity 25 Excellent Power to Weight Ratio Rubber bumper for durability Tool Support hangers for use with balancers Additional Features: 2 Stage Trigger for more control Adjustable Side Handle Included Comfort grip for low vibration Compact size for tight spaces 000 RPM Air Inlet 1 2 in NPT Handle Type Pistol Grip Retainer Type Through Hole Features Rubber bumper for durability Handle Material Composite Tool Weight 15