EXTENSIVE SET: Includes 101 pieces of bits, sockets, drill bits for wood, metal, and concrete, all neatly organized in a robust box with a convenient carry handle. VERSATILE COMPONENTS: Features a bit holder, various drill attachments, hex keys, quick-change holder with a durable magnet, countersink drill bit, and 4 socket sizes (6mm, 8mm, 10mm, 12mm). DIVERSE DRILL BITS: Offers a range of spiral drill bits for wood (3mm, 4mm, 5mm, 6mm, 8mm, 10mm), steel drill bits (1mm-8mm in various sizes), concrete drill bits (3mm-10mm in various sizes), and a 12mm countersink drill bit. COMPREHENSIVE BITS SET: Includes a selection of 16 25mm 1/4" C 6.3 bits suitable for popular cordless screwdrivers, featuring cross, slotted, Torx, Philips, and Pozidriv types. Also includes milling drill bits (13mm, 16mm, 19mm). ALL-PURPOSE TOOL SET: The kwb Power-Box is a versatile toolkit that combines drilling and screwdriving essentials, making it a suitable replacement for separate drill and screwdriver sets. The various adapters cater to a wide range of applications, ensuring the right attachment for every task.