Features: Boost your repair efficiency with this comprehensive set of 42pcs electric screwdriver bits, designed to meet a variety of maintenance needs. Made from durable alloy steel, these precision engineered screwdriver bits are reliable and perfect for various screw tightening and disassembly tasks. Suitable for DIY enthusiasts, professional technicians, and home maintenance, this versatile set caters to a wide ranges of users and can be used for everyday household fixes and mechanical equipment upkeeps. From assembling furniture to fixing appliances, maintaining car, and disassembling electronic devices, this set is adaptable to different scenarios, making your tasks convenient and efficient. Compact and easy to store, this electric screwdriver attachment set is a must have for anyone seeking quick and easy solution to their repair and maintenance requirements. Specifications: Material:Alloy Steel Case Size:Approx.5.5cm/2.16''x17cm/6.69''x11cm/4.33'' Package Includes: 42Pcs Screwdriver Bits note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.