Ryobi A98601 60 Piece Black Oxide Drilling and Driving Bit Set with Carrying Case for Wood, Metal, Plastic, and Masonry KIT INCLUDES: 19 x Split Point Oxide Drill Bits, 1 x 1 Hex Shank Spade Bit, 4 x Carbide Tipped Masonry Drill Bits, 4 x Brad Point Drill Bits, 1 x 2-1/8 Hole Saw, 1 x Hole Saw Mandrel, 5 x Hex Shank Nut Setters, 20 x 1 Insert Bits, 1 x Magnetic Bit Holder, 1 x Countersink, 1 x Center Punch, 1 x Hex Key, 1 x Carrying Case BLACK OXIDE COATING keeps some of these bits protected from corrosion and prolonged wear HOLE SAW MANDREL holds a hole saw and drill bit in place so you can bore holes for door knobs or locks with a power drill MAGNETIC BIT HOLDER holds drill bits for driving fasteners without a tool CARRYING CASE has mounting brackets and a handle for maximum storage and portability