Vermont American 14380 Concrete Drill & Drive Kit Complete kit for fast installation of Tapcon??? concrete anchor screws Quick change chuck adapter provides quick snap-in, snap-out chucking action for drill and screwdriver bits Magnetic hex head nutdrivers and Phillips??? ribbed screwdriving bits grip and hold screws for easier driving Lifetime Replacement Policy A Vermont American product will provide complete satisfaction for the life of the product or it will be replaced free of charge