Professional 130-in-1 precision screwdriver set is ideal for small-scale jobs like computer or electronics repair. The screwdriver set includes 120pcs magnetic screwdriver bits and 10 auxiliary tools (screwdriver handle, extension shaft, short post, toolbox, tweezers, iPhone pin, suction cup, bracts, pry tool, magnetizer/demagnetizer, etc). Its a high-quality all-in-one tool.