Lightweight magnesium housing for durability. Push-button depth of drive for quick flush nailing adjustments. Aggressive teeth for toe nailing. Tool-free adjustable exhaust, steel guards with anti-skid rubber inserts and new smart trigger included. Tool converts to metal connector nailer with included tip. Use for framing, sheathing, siding, itrusses, bridging, wood to masonry, engineered lumber, fencing and exterior decks.