VERSATILE 33-PIECE SET: This comprehensive impact screwdriver bit set is great for assembling furniture, installing fixtures, and more SHOCK-RESISTANT STEEL: Thisimpact driver bit set is made from heat treated S2 shock-resistant steel alloy with a protective phosphate coating for durability and wear resistance COMPREHENSIVE BIT SELECTION: Includes 24 impact bits, 4 impact sockets, 3 nut drivers, 1 impact adapter, and 1 50mm impact bit covering a broad range of sizes RELIABLE FASTENER CONNECTION: The 6-point design provides secure connections even with heavy impact wrenches CONVENIENT STORAGE CASE: The impact driver and drill socket sets come with a plastic storage case for easy organization, portability, and quick access to all your bits