Hitachi N5010A 1/2" Standard Crown Stapler, 16 Gauge Uses standard 1/2" crown staples from 3/4" - 2" in length Cylinder valve firing mechanism provides a quick response and powerful driving- up to 3 staples per second Depth of drive control for flush drives into various materials High capacity magazine holds 150 staples, allowing for fewer replenishments Tool-less jam release reduces down time