Features Chrome vanadium steel forging, high hardness and high torques, surface plating, not easy to rust. The head can be rotated up to 20 degrees for use in corners or narrow positions. Built-in powerful magnet, can quickly connect 1/4 inch hex shank drill bit and socket. Can be used in linear or pivot mode by adjusting the lock ring. The rotatory drill bit holder has a 1/4 inch hex shank and can be used with any chuck or electric drill. Features: 1. Chrome vanadium steel forging, high hardness and high torques, surface plating, not easy to rust. 2. The head can be rotated up to 20 degrees for use in corners or narrow positions. 3. Built-in powerful magnet, can quickly connect 1/4 inch hex shank drill bit and socket. 4. Can be used in linear or pivot mode by adjusting the lock ring. 5. The rotatory drill bit holder has a 1/4 inch hex shank and can be used with any chuck or electric drill. Specifications: Material: metal Color: black + silver Connection size: 1/4 inch hex handle Length: 88mm Packing List:  1 x Magnetic Bit Holder  Package List