This screwdriver set features interchangeable hardened steel bits ( PH1 / 2, SL4 / 6, HEX4 / 5 / 6) with secure retention, providing versatile solution for household repairs and electronics maintenance The screwdriver set ' s resistant coating and ergonomic knurled shaft design enable precise control when working with delicate circuits boards or stubborn rusted screws Engineered with accuracy ground steel bits and anti slip rubber handle, the set ensures torques transfer and comfortable grip during prolonged use in tight spaces Ideal for craft enthusiasts, professional technicians, and homeowners needing efficient tools for assembling furniture, fixing appliances, or maintaining automotive components Compact storage case organizes all components neatly, making it perfect for workshop organization, urgent repairs in dimly lit garages, or mobile toolkits for on site service calls, Manufacturer: Jieti-LQJ