1. 48 in 1 Set: - 1 x hand - 1 x extension bar - 1 x spudger - 45 x screwdriver bits 2. Those screwdriver bits is made of chrome vanadium, which is a mixture of alloys. It improves rust resistance and withstands heavier loads 3. Ergonomic design, those screwdriver bits is made of chrome vanadium, which is a mixture of alloys. It improves rust resistance and withstands heavier loads 4. 45 different types of screwdriver bits to meet your needs
