The N3804AB3 narrow crown stapler features a non-slip grip trigger and ergonomically designed simple flip actuation switch - it is ideal for internal and external trim work furniture cabinetry and other fine finish work The N3804AB3 accepts 18-gauge narrow crown staples ranging in length from 1/2" up to 1-1/2" Tool-free depth adjustment allows for a professional finish with varying materials - simply dial in the desired depth and efficiently finish the job Covered by Metabo HPT's professional 5-year Warranty Same Tools, New Name. Metabo HPT is the new brand name for Koki Holdings America-formerly part of the Hitachi Group.