Features a low profile design for getting in between rafters and tight spaces. Tool-free selectable trigger allows for single-drive or multi-drive mode with the flip of a switch. Tool-free depth of drive adjustment is designed for precise sinking of fasteners. Adjustable rafter hook frees hands. Last nail retention magnet helps prevent the last nail from dropping out. No mar tip prevents damage. Also features 7.9 lb (pound) low tool weight and an over-molded grip to provide all day comfort. 840 in/lb (inches per pound) at 100 psi (pounds per square inch).