With a variety of accessories to perform the most common applications, stanley drill & screwdriver bit sets offer dependable performance to get the job done. The cases are designed to maintain the diferent accessories and keep them within easy reach. Features & benefits masonry drill bits for drilling into bricks and masonry hss tin drill bits for general purpose drilling in soft steel and non-ferrous metal brad point drill bits for clean, accurate holes in wood nut drivers for hexagonal fasteners large selection of 25mm and 50mm screwdriver bits magnetic screwdriver bit holder countersink for countersinking screws flush with the material surface specifications stanley part no: sta88544 contents 5 bradpoint drill bits 3,4,5,6, & 8mm 10 hss-tin drill bits 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8Mm 5 masonry drill bits 4, 5, 6, 7 & 8mm 7 nut drivers 4, 6, 7, 8, 9,10 & 11mm 9 25mm screwdriver bits s2 3xph1, 3xph2, 3xph3 9 25mm screwdriver bits s2 3xpz1, 3xpz2, 3xpz3 5 25mm screwdriver bits s2 2xsl4, 2xsl6, 1xsl7 8 25mm screwdriver bits s2 star 2x15mm, 2x20mm, 2x25mm, 2x30mm 6 25mm screwdriver bits s2 hex 2x3mm, 2x4mm, 2x5mm 3 50mm screwdriver bits s2 ph1, ph2, ph3 3 50mm screwdriver bits s2 pz1, pz2, pz3 2 50mm screwdriver bits s2 sl4, sl6 2 50mm screwdriver bits s2 star 20, 25 1 magnetic bit holder for 25mm bits 1 countersink