3. MATERIAL: Premium chrome vanadium steel. Hardened carbon steel shafts with black oxide finish. The material delivers lasting strength and durability. Corrosion-resistant.
4. PRACTICAL USE: The rotary design of the end cap ensures that the rotation is flexible and the gap is closely combined while in use. The spinning end cap design makes it easy for the user to remove or fix screws. The comfortable non-slip handle is comfortable to grip and reduces hand fatigue.