Fire 16 Gauge nails with a 20° pitch Tool-free, quick and easy depth adjustment to assure nails are driven sub-flush No gas cartridges and no cleaning required, designed to deliver durability and reliability to the most demanding users with very little maintenance Excellent power to consistently seat nails sub-flush to the surface in hardwoods Different shaped noses stored on board allows the user to get the best finish no matter what the application Small work contact bracket allows the user to fire and sink nails at a more acute angle