●Excellent series made for professional use ~ socket bits (insertion angle 9.5 mm) ●The storage case can also be hung on a hook, making it convenient for storage ●Adopts SNCM+V special material that is perfect for hex wrenches ●Hard chrome plating is highly resistant to rust ●Details: 0.2 - 0.2 - 0.3 inches (4 - 5 - 6 - 8 - 1