▸ Designed to be tough and hard-wearing, our high-performance steel screwdrivers are the perfect choice for all types of work. ●Material: carbon steel ●Hidden bit design: comes with 6 batches of different specifications, hidden in the batch bin, easy to carry and easy to use. ●The chrome vanadium steel bit head is made of chrome vanadium steel with high hardness and durability. ●90° can be adjusted for you, and it is comfortable to hold, which can solve the troubles of narrow space for you. ●Uses: It can be used for motorcycle, bicycle repair, home appliances, furniture, toy assembly and disassembly, etc. ▸ These screwdrivers including building, electrical, mechanical, engineering, DIY and home/domestic use and general hobbyists., Manufacturer: JINGYAN