All hardened steel divisions feature a dark protective layer for resistance , making they dependable for both casual and intensive tasks The rotating mechanisms reduces efforts compared to standard wrenches , allowing smooth directional switching without wrist strain for extended comfortable use This detailed screwdriver set includes long leg divisions , short leg divisions , and fine divisions , great for multiple utilizes in electronics , furniture , and appliances With strong force , the metal mixture and hardened steel build ensures sturdiness for furniture assembly , electronics repair , vehicle maintenance , and hands on projects The small case neatly arranges divisions and accessories , offering easy portability for mobile repairs while maintaining a smooth modern look, Manufacturer: ZUJIABAO