Whether applying sub flooring to wood or steel, fastening wall plates, stair treads and sheeting, the Simpson Quik-Drive Auto-Feed Screw Driving System makes it quick and easy work. Also great for decks, docks and screwing fibre-cement siding to steel, the system features two auto-feed screw heads with depth settings, reversible and replaceable non-skid teeth. Sure-grip guide tube increases stability for a broad range of screws. The included extension save your back and adds convenience by allowing screwing from a standing position. Auto-feed Screwgun Kit Includes: DeWalt Driver Body (Makita and Milwaukee also available) Attachments for both 1" - 2" and 1 1/2" to 3" Screws Extension For Stand-Up Driving Quiver For Convenient Screw Storage Durable Storage case. Includes: DeWalt 276 Drill (2500 RPM) PRO300S decking attachment PRO200S Multi-Purpose attachment Extension for stand-up driving Screw quiver for keeping screws at your fingertips Rugged tool case to protect your equipment on the jobsite