Does the GBT1850K offer an adjustable depth control? Support October 03, 2020 18:20 Yes, the GBT1850K features a tool-free depth control for precise fastener depth placement. Related articles Common O ring kits and trigger valve kits for Bostitch tools Your instruction manuals refer to PSI and CFM. What's the difference? Can I control how deep my FN1664K finish nailer drives the nail? What nails will fit an N80S or N80SB nailer? How do I know what size air fitting or hose I need for my tool? Comments 0 comments Please sign in to leave a comment.