Construction Applications: Designed for sheathing, roof decking, subfloors, pallet and shipping crate assembly, and general stapling applications Compatible Nails: 16 gauge 7/16" medium crown staples from 3/4" – 2" L Built to Last: One piece hardened steel drive blade, and anodized aluminum magazine and cylinder result in a durable pneumatic tool resistant to damage Dual Mode Trigger: Fast and easy to switch between single sequential firing for precision or bump firing for speed Fire Lock: Prevents accidental firing for safety when not being used Tool-Free Depth Adjust: Simply turn the depth adjustment wheel by hand to change the driving depth of staples for various projects and materials Quick Jam Release: Allows for easy access clearing in the event of a jammed fastener so you can get right back to work Comfort Grip Handle: Reduces fatigue during long shifts and increases accuracy of fastener placement 360 Degree Adjustable Exhaust: Conveniently allows user to direct air away from face Included: Adjustable metal belt hook