Arrow 15.5/16GA 3-in-1 Pneumatic Flooring Stapler/Nailer Floor Nail Gun withMallet

3-in-1 Pneumatic Stapler/Nailer: This FN50 nail gun can works with 3 different kinds of nails/staples. The applicable nail/staple sizes is 15.5GA flooring staples from 1-1/2" to 2", 16GA L-Cleats from 1-1/2" to 2" and 16GA T-Cleats from 1-1/2" to 2" in length.