SMART-BIT®, the first pre-drilling and countersinking tool specifically designed for deck builders, comes with replaceable, POWERBOLIC® bits! Just match SMART-BIT® to your stainless steel deck screw size and the once difficult task of pre-drilling an entire deck becomes quick and easy. SMART-BIT® is perfect for the installation of composite and hardwood decks, and is also great for general woodworking applications.