The B-53811 set contains 100 accessories for use with corded and cordless drills, including flat and brad point drill bits for wood, masonry drill bits for hammer drilling into brick and concrete, HSS drill bits for metal/plastic, hole saws for cutting out larger diameter holes, nut drivers and a selection of screwdriver bits, all packaged in a plastic carry case for transport and storage. Contents • Magnetic bit holder • 2 x holesaws (32 and 38mm) • Holesaw arbor • Countersink • 3 x nut drivers (6, 8 and 10mm) • 2 x flat wood bits (12 and 16mm) • 6 x HSS drill bits (2, 2 x 3, 4, 5 and 6mm) • 7 x brad point wood drill bits (2 x 3, 4, 2 x 5, 6 and 8mm) • 4 x masonry drill bits (2 x 6, 7 and 8mm) • 12 x 50mm screwdriver bits (5 x Philips (PH1, 3 x PH2 and PH3) • 5 x Pozi (PZ1, 3 x PZ2 and PZ3) and 2 x Torx (T20 and T30) Screwdriver bits • Tic-tac tub containing 25 x 25mm PZ2 bits and 36 x 25mm screwdriver bits (6 x Torx (T10, T15, T20, T25, T30 and T40) • 7 x Philips screwdriver bits (2