The Senco SNS200XP-BST 7/16" crown air stapler drives both 16-17 gauge staples from 1" to 2" in length. Includes Senco's XtremePro five-year manufacturer's warranty. The SNS200XP-BST was designed with extreme power and durability to handle the most demanding applications. Features 20% more power than the similar SNS200XP, molded hand grip to reduce vibration and fatigue, adjustable belt hook, full metal magazine for added durability, precision machined driving chamber for minimal jamming and maximum penetration, adjustable depth of drive and 1" lip length for access into tight corners. This Senco stapler is recommended for the toughest of applications including sheathing, furniture framing, cedar shingles, crate and pallet assembly, soffits, roof decking, ridge beam assembly and much more.