AIR LOCKER CN55A2 Industrial Coil Nailer 2-1/4 Inch Flat wire welded coil nails | 15 degree Coil Fastner Length Capacity: 1 inch - 2-1/4 inch Shank Diameter: 0.083 inch - 0.092 inch Head Diameter: 0.197 inch - 0.224 inch Nail Capacity: 225-300