Ryobi A983102 31-Piece Black Oxide Drilling and Driving Bit Kit for Wood, Metal, Plastic, and Masonry PADDLE BITS: Four paddle bits for boring large holes for construction are included. Sizes are 1/2, 5/8, 3/4, and 1 BRAD POINT BITS are included, giving you a firm grip on the wood, preventing your bit from wandering BLACK OXIDE COATING helps prevent some of these bits from corrosion, letting you work harder for longer with the same bit ORGANIZATION: A plastic bin in which to keep all of your bits is included. It has onboard nail brackets which keep this safely mounted to your wall or pegboard CARBIDE TIPPED MASONRY BITS allow you to bore through brick and stone with ease